Merge branch 'master' into glitch-soc/merge-upstream

Conflicts:
- `Gemfile.lock`:
  Not a real conflict, upstream updated dependencies that were too close to
  glitch-soc-only ones in the file.
- `app/controllers/oauth/authorized_applications_controller.rb`:
  Upstream changed the logic surrounding suspended accounts.
  Minor conflict due to glitch-soc's theming system.
  Ported upstream changes.
- `app/controllers/settings/base_controller.rb`:
  Upstream refactored and changed the logic surrounding suspended accounts.
  Minor conflict due to glitch-soc's theming system.
  Ported upstream changes.
- `app/controllers/settings/sessions_controller.rb`:
  Upstream refactored and changed the logic surrounding suspended accounts.
  Minor conflict due to glitch-soc's theming system.
  Ported upstream changes.
- `app/models/user.rb`:
  Upstream refactored and changed the logic surrounding suspended accounts.
  Minor conflict due to glitch-soc not preventing moved accounts from logging
  in.
  Ported upstream changes while keeping the ability for moved accounts to log
  in.
- `app/policies/status_policy.rb`:
  Upstream refactored and changed the logic surrounding suspended accounts.
  Minor conflict due to glitch-soc's local-only toots.
  Ported upstream changes.
- `app/serializers/rest/account_serializer.rb`:
  Upstream refactored and changed the logic surrounding suspended accounts.
  Minor conflict due to glitch-soc's ability  to hide followers count.
  Ported upstream changes.
- `app/services/process_mentions_service.rb`:
  Upstream refactored and changed the logic surrounding suspended accounts.
  Minor conflict due to glitch-soc's local-only toots.
  Ported upstream changes.
- `package.json`:
  Not a real conflict, upstream updated dependencies that were too close to
  glitch-soc-only ones in the file.

140 files changed, 1757 insertions, 624 deletions

diff --git a/app/controllers/accounts_controller.rb b/app/controllers/accounts_controller.rb
index 54106933c..356542767 100644
--- a/app/controllers/accounts_controller.rb
+++ b/app/controllers/accounts_controller.rb
@@ -7,6 +7,7 @@ class AccountsController < ApplicationController
   include AccountControllerConcern
   include SignatureAuthentication
 
+  before_action :require_signature!, if: -> { request.format == :json && authorized_fetch_mode? }
   before_action :set_cache_headers
   before_action :set_body_classes
 
@@ -49,7 +50,7 @@ class AccountsController < ApplicationController
 
       format.json do
         expires_in 3.minutes, public: !(authorized_fetch_mode? && signed_request_account.present?)
-        render_with_cache json: @account, content_type: 'application/activity+json', serializer: ActivityPub::ActorSerializer, adapter: ActivityPub::Adapter, fields: restrict_fields_to
+        render_with_cache json: @account, content_type: 'application/activity+json', serializer: ActivityPub::ActorSerializer, adapter: ActivityPub::Adapter
       end
     end
   end
@@ -154,12 +155,4 @@ class AccountsController < ApplicationController
   def params_slice(*keys)
     params.slice(*keys).permit(*keys)
   end
-
-  def restrict_fields_to
-    if signed_request_account.present? || public_fetch_mode?
-      # Return all fields
-    else
-      %i(id type preferred_username inbox public_key endpoints)
-    end
-  end
 end
diff --git a/app/controllers/activitypub/outboxes_controller.rb b/app/controllers/activitypub/outboxes_controller.rb
index e066860bf..5fd735ad6 100644
--- a/app/controllers/activitypub/outboxes_controller.rb
+++ b/app/controllers/activitypub/outboxes_controller.rb
@@ -57,9 +57,8 @@ class ActivityPub::OutboxesController < ActivityPub::BaseController
   def set_statuses
     return unless page_requested?
 
-    @statuses = @account.statuses.permitted_for(@account, signed_request_account)
     @statuses = cache_collection_paginated_by_id(
-      @statuses,
+      @account.statuses.permitted_for(@account, signed_request_account),
       Status,
       LIMIT,
       params_slice(:max_id, :min_id, :since_id)
diff --git a/app/controllers/admin/accounts_controller.rb b/app/controllers/admin/accounts_controller.rb
index 7b1783542..b9b75727d 100644
--- a/app/controllers/admin/accounts_controller.rb
+++ b/app/controllers/admin/accounts_controller.rb
@@ -2,7 +2,7 @@
 
 module Admin
   class AccountsController < BaseController
-    before_action :set_account, only: [:show, :redownload, :remove_avatar, :remove_header, :enable, :unsilence, :unsuspend, :memorialize, :approve, :reject]
+    before_action :set_account, except: [:index]
     before_action :require_remote_account!, only: [:redownload]
     before_action :require_local_account!, only: [:enable, :memorialize, :approve, :reject]
 
@@ -14,49 +14,58 @@ module Admin
     def show
       authorize @account, :show?
 
+      @deletion_request        = @account.deletion_request
       @account_moderation_note = current_account.account_moderation_notes.new(target_account: @account)
       @moderation_notes        = @account.targeted_moderation_notes.latest
       @warnings                = @account.targeted_account_warnings.latest.custom
+      @domain_block            = DomainBlock.rule_for(@account.domain)
     end
 
     def memorialize
       authorize @account, :memorialize?
       @account.memorialize!
       log_action :memorialize, @account
-      redirect_to admin_account_path(@account.id)
+      redirect_to admin_account_path(@account.id), notice: I18n.t('admin.accounts.memorialized_msg', username: @account.acct)
     end
 
     def enable
       authorize @account.user, :enable?
       @account.user.enable!
       log_action :enable, @account.user
-      redirect_to admin_account_path(@account.id)
+      redirect_to admin_account_path(@account.id), notice: I18n.t('admin.accounts.enabled_msg', username: @account.acct)
     end
 
     def approve
       authorize @account.user, :approve?
       @account.user.approve!
-      redirect_to admin_pending_accounts_path
+      redirect_to admin_pending_accounts_path, notice: I18n.t('admin.accounts.approved_msg', username: @account.acct)
     end
 
     def reject
       authorize @account.user, :reject?
-      SuspendAccountService.new.call(@account, reserve_email: false, reserve_username: false)
-      redirect_to admin_pending_accounts_path
+      DeleteAccountService.new.call(@account, reserve_email: false, reserve_username: false)
+      redirect_to admin_pending_accounts_path, notice: I18n.t('admin.accounts.rejected_msg', username: @account.acct)
+    end
+
+    def destroy
+      authorize @account, :destroy?
+      Admin::AccountDeletionWorker.perform_async(@account.id)
+      redirect_to admin_account_path(@account.id), notice: I18n.t('admin.accounts.destroyed_msg', username: @account.acct)
     end
 
     def unsilence
       authorize @account, :unsilence?
       @account.unsilence!
       log_action :unsilence, @account
-      redirect_to admin_account_path(@account.id)
+      redirect_to admin_account_path(@account.id), notice: I18n.t('admin.accounts.unsilenced_msg', username: @account.acct)
     end
 
     def unsuspend
       authorize @account, :unsuspend?
       @account.unsuspend!
+      Admin::UnsuspensionWorker.perform_async(@account.id)
       log_action :unsuspend, @account
-      redirect_to admin_account_path(@account.id)
+      redirect_to admin_account_path(@account.id), notice: I18n.t('admin.accounts.unsuspended_msg', username: @account.acct)
     end
 
     def redownload
@@ -65,7 +74,7 @@ module Admin
       @account.update!(last_webfingered_at: nil)
       ResolveAccountService.new.call(@account)
 
-      redirect_to admin_account_path(@account.id)
+      redirect_to admin_account_path(@account.id), notice: I18n.t('admin.accounts.redownloaded_msg', username: @account.acct)
     end
 
     def remove_avatar
@@ -76,7 +85,7 @@ module Admin
 
       log_action :remove_avatar, @account.user
 
-      redirect_to admin_account_path(@account.id)
+      redirect_to admin_account_path(@account.id), notice: I18n.t('admin.accounts.removed_avatar_msg', username: @account.acct)
     end
 
     def remove_header
@@ -87,7 +96,7 @@ module Admin
 
       log_action :remove_header, @account.user
 
-      redirect_to admin_account_path(@account.id)
+      redirect_to admin_account_path(@account.id), notice: I18n.t('admin.accounts.removed_header_msg', username: @account.acct)
     end
 
     private
diff --git a/app/controllers/api/base_controller.rb b/app/controllers/api/base_controller.rb
index 467225547..e962c4e97 100644
--- a/app/controllers/api/base_controller.rb
+++ b/app/controllers/api/base_controller.rb
@@ -96,12 +96,12 @@ class Api::BaseController < ApplicationController
   def require_user!
     if !current_user
       render json: { error: 'This method requires an authenticated user' }, status: 422
-    elsif current_user.disabled?
-      render json: { error: 'Your login is currently disabled' }, status: 403
     elsif !current_user.confirmed?
       render json: { error: 'Your login is missing a confirmed e-mail address' }, status: 403
     elsif !current_user.approved?
       render json: { error: 'Your login is currently pending approval' }, status: 403
+    elsif !current_user.functional?
+      render json: { error: 'Your login is currently disabled' }, status: 403
     else
       set_user_activity
     end
diff --git a/app/controllers/api/v1/accounts/featured_tags_controller.rb b/app/controllers/api/v1/accounts/featured_tags_controller.rb
index d6277261d..014d71956 100644
--- a/app/controllers/api/v1/accounts/featured_tags_controller.rb
+++ b/app/controllers/api/v1/accounts/featured_tags_controller.rb
@@ -17,6 +17,6 @@ class Api::V1::Accounts::FeaturedTagsController < Api::BaseController
   end
 
   def set_featured_tags
-    @featured_tags = @account.featured_tags
+    @featured_tags = @account.suspended? ? @account.featured_tags : []
   end
 end
diff --git a/app/controllers/api/v1/accounts/follower_accounts_controller.rb b/app/controllers/api/v1/accounts/follower_accounts_controller.rb
index 2277067c9..a665863eb 100644
--- a/app/controllers/api/v1/accounts/follower_accounts_controller.rb
+++ b/app/controllers/api/v1/accounts/follower_accounts_controller.rb
@@ -25,7 +25,7 @@ class Api::V1::Accounts::FollowerAccountsController < Api::BaseController
   end
 
   def hide_results?
-    (@account.hides_followers? && current_account&.id != @account.id) || (current_account && @account.blocking?(current_account))
+    @account.suspended? || (@account.hides_followers? && current_account&.id != @account.id) || (current_account && @account.blocking?(current_account))
   end
 
   def default_accounts
diff --git a/app/controllers/api/v1/accounts/following_accounts_controller.rb b/app/controllers/api/v1/accounts/following_accounts_controller.rb
index 93d4bd3a4..7d885a212 100644
--- a/app/controllers/api/v1/accounts/following_accounts_controller.rb
+++ b/app/controllers/api/v1/accounts/following_accounts_controller.rb
@@ -25,7 +25,7 @@ class Api::V1::Accounts::FollowingAccountsController < Api::BaseController
   end
 
   def hide_results?
-    (@account.hides_following? && current_account&.id != @account.id) || (current_account && @account.blocking?(current_account))
+    @account.suspended? || (@account.hides_following? && current_account&.id != @account.id) || (current_account && @account.blocking?(current_account))
   end
 
   def default_accounts
diff --git a/app/controllers/api/v1/accounts/identity_proofs_controller.rb b/app/controllers/api/v1/accounts/identity_proofs_controller.rb
index 8dad6fee9..4b5f6902c 100644
--- a/app/controllers/api/v1/accounts/identity_proofs_controller.rb
+++ b/app/controllers/api/v1/accounts/identity_proofs_controller.rb
@@ -5,7 +5,7 @@ class Api::V1::Accounts::IdentityProofsController < Api::BaseController
   before_action :set_account
 
   def index
-    @proofs = @account.identity_proofs.active
+    @proofs = @account.suspended? ? [] : @account.identity_proofs.active
     render json: @proofs, each_serializer: REST::IdentityProofSerializer
   end
 
diff --git a/app/controllers/api/v1/accounts/lists_controller.rb b/app/controllers/api/v1/accounts/lists_controller.rb
index ccb751f8f..c92f1f8a0 100644
--- a/app/controllers/api/v1/accounts/lists_controller.rb
+++ b/app/controllers/api/v1/accounts/lists_controller.rb
@@ -6,7 +6,7 @@ class Api::V1::Accounts::ListsController < Api::BaseController
   before_action :set_account
 
   def index
-    @lists = @account.lists.where(account: current_account)
+    @lists = @account.suspended? ? [] : @account.lists.where(account: current_account)
     render json: @lists, each_serializer: REST::ListSerializer
   end
 
diff --git a/app/controllers/api/v1/accounts/relationships_controller.rb b/app/controllers/api/v1/accounts/relationships_controller.rb
index 1d3992a28..503f85c97 100644
--- a/app/controllers/api/v1/accounts/relationships_controller.rb
+++ b/app/controllers/api/v1/accounts/relationships_controller.rb
@@ -5,7 +5,7 @@ class Api::V1::Accounts::RelationshipsController < Api::BaseController
   before_action :require_user!
 
   def index
-    accounts = Account.where(id: account_ids).select('id')
+    accounts = Account.without_suspended.where(id: account_ids).select('id')
     # .where doesn't guarantee that our results are in the same order
     # we requested them, so return the "right" order to the requestor.
     @accounts = accounts.index_by(&:id).values_at(*account_ids).compact
diff --git a/app/controllers/api/v1/accounts/statuses_controller.rb b/app/controllers/api/v1/accounts/statuses_controller.rb
index 85a9133e3..92ccb8061 100644
--- a/app/controllers/api/v1/accounts/statuses_controller.rb
+++ b/app/controllers/api/v1/accounts/statuses_controller.rb
@@ -18,7 +18,7 @@ class Api::V1::Accounts::StatusesController < Api::BaseController
   end
 
   def load_statuses
-    cached_account_statuses
+    @account.suspended? ? [] : cached_account_statuses
   end
 
   def cached_account_statuses
diff --git a/app/controllers/api/v1/accounts_controller.rb b/app/controllers/api/v1/accounts_controller.rb
index 0080faf33..aef51a647 100644
--- a/app/controllers/api/v1/accounts_controller.rb
+++ b/app/controllers/api/v1/accounts_controller.rb
@@ -9,7 +9,6 @@ class Api::V1::AccountsController < Api::BaseController
 
   before_action :require_user!, except: [:show, :create]
   before_action :set_account, except: [:create]
-  before_action :check_account_suspension, only: [:show]
   before_action :check_enabled_registrations, only: [:create]
 
   skip_before_action :require_authenticated_user!, only: :create
@@ -31,9 +30,8 @@ class Api::V1::AccountsController < Api::BaseController
   end
 
   def follow
-    FollowService.new.call(current_user.account, @account, reblogs: truthy_param?(:reblogs), with_rate_limit: true)
-
-    options = @account.locked? || current_user.account.silenced? ? {} : { following_map: { @account.id => { reblogs: truthy_param?(:reblogs) } }, requested_map: { @account.id => false } }
+    follow  = FollowService.new.call(current_user.account, @account, reblogs: params.key?(:reblogs) ? truthy_param?(:reblogs) : nil, notify: params.key?(:notify) ? truthy_param?(:notify) : nil, with_rate_limit: true)
+    options = @account.locked? || current_user.account.silenced? ? {} : { following_map: { @account.id => { reblogs: follow.show_reblogs?, notify: follow.notify? } }, requested_map: { @account.id => false } }
 
     render json: @account, serializer: REST::RelationshipSerializer, relationships: relationships(options)
   end
@@ -73,10 +71,6 @@ class Api::V1::AccountsController < Api::BaseController
     AccountRelationshipsPresenter.new([@account.id], current_user.account_id, options)
   end
 
-  def check_account_suspension
-    gone if @account.suspended?
-  end
-
   def account_params
     params.permit(:username, :email, :password, :agreement, :locale, :reason)
   end
diff --git a/app/controllers/api/v1/admin/accounts_controller.rb b/app/controllers/api/v1/admin/accounts_controller.rb
index 24c7fbef1..3af572f25 100644
--- a/app/controllers/api/v1/admin/accounts_controller.rb
+++ b/app/controllers/api/v1/admin/accounts_controller.rb
@@ -58,7 +58,13 @@ class Api::V1::Admin::AccountsController < Api::BaseController
 
   def reject
     authorize @account.user, :reject?
-    SuspendAccountService.new.call(@account, reserve_email: false, reserve_username: false)
+    DeleteAccountService.new.call(@account, reserve_email: false, reserve_username: false)
+    render json: @account, serializer: REST::Admin::AccountSerializer
+  end
+
+  def destroy
+    authorize @account, :destroy?
+    Admin::AccountDeletionWorker.perform_async(@account.id)
     render json: @account, serializer: REST::Admin::AccountSerializer
   end
 
@@ -72,6 +78,7 @@ class Api::V1::Admin::AccountsController < Api::BaseController
   def unsuspend
     authorize @account, :unsuspend?
     @account.unsuspend!
+    Admin::UnsuspensionWorker.perform_async(@account.id)
     log_action :unsuspend, @account
     render json: @account, serializer: REST::Admin::AccountSerializer
   end
diff --git a/app/controllers/api/v1/blocks_controller.rb b/app/controllers/api/v1/blocks_controller.rb
index a2baeef90..586cdfca9 100644
--- a/app/controllers/api/v1/blocks_controller.rb
+++ b/app/controllers/api/v1/blocks_controller.rb
@@ -18,6 +18,8 @@ class Api::V1::BlocksController < Api::BaseController
 
   def paginated_blocks
     @paginated_blocks ||= Block.eager_load(target_account: :account_stat)
+                               .joins(:target_account)
+                               .merge(Account.without_suspended)
                                .where(account: current_account)
                                .paginate_by_max_id(
                                  limit_param(DEFAULT_ACCOUNTS_LIMIT),
diff --git a/app/controllers/api/v1/endorsements_controller.rb b/app/controllers/api/v1/endorsements_controller.rb
index c87dbc4ce..9e80f468a 100644
--- a/app/controllers/api/v1/endorsements_controller.rb
+++ b/app/controllers/api/v1/endorsements_controller.rb
@@ -25,7 +25,7 @@ class Api::V1::EndorsementsController < Api::BaseController
   end
 
   def endorsed_accounts
-    current_account.endorsed_accounts.includes(:account_stat)
+    current_account.endorsed_accounts.includes(:account_stat).without_suspended
   end
 
   def insert_pagination_headers
diff --git a/app/controllers/api/v1/follow_requests_controller.rb b/app/controllers/api/v1/follow_requests_controller.rb
index 0ee6e531f..b34c76f29 100644
--- a/app/controllers/api/v1/follow_requests_controller.rb
+++ b/app/controllers/api/v1/follow_requests_controller.rb
@@ -13,7 +13,7 @@ class Api::V1::FollowRequestsController < Api::BaseController
 
   def authorize
     AuthorizeFollowService.new.call(account, current_account)
-    NotifyService.new.call(current_account, Follow.find_by(account: account, target_account: current_account))
+    NotifyService.new.call(current_account, :follow, Follow.find_by(account: account, target_account: current_account))
     render json: account, serializer: REST::RelationshipSerializer, relationships: relationships
   end
 
@@ -37,7 +37,7 @@ class Api::V1::FollowRequestsController < Api::BaseController
   end
 
   def default_accounts
-    Account.includes(:follow_requests, :account_stat).references(:follow_requests)
+    Account.without_suspended.includes(:follow_requests, :account_stat).references(:follow_requests)
   end
 
   def paginated_follow_requests
diff --git a/app/controllers/api/v1/lists/accounts_controller.rb b/app/controllers/api/v1/lists/accounts_controller.rb
index 23078263e..b66ea9bfe 100644
--- a/app/controllers/api/v1/lists/accounts_controller.rb
+++ b/app/controllers/api/v1/lists/accounts_controller.rb
@@ -37,9 +37,9 @@ class Api::V1::Lists::AccountsController < Api::BaseController
 
   def load_accounts
     if unlimited?
-      @list.accounts.includes(:account_stat).all
+      @list.accounts.without_suspended.includes(:account_stat).all
     else
-      @list.accounts.includes(:account_stat).paginate_by_max_id(limit_param(DEFAULT_ACCOUNTS_LIMIT), params[:max_id], params[:since_id])
+      @list.accounts.without_suspended.includes(:account_stat).paginate_by_max_id(limit_param(DEFAULT_ACCOUNTS_LIMIT), params[:max_id], params[:since_id])
     end
   end
 
diff --git a/app/controllers/api/v1/mutes_controller.rb b/app/controllers/api/v1/mutes_controller.rb
index 5dc047b43..a89f3d700 100644
--- a/app/controllers/api/v1/mutes_controller.rb
+++ b/app/controllers/api/v1/mutes_controller.rb
@@ -27,6 +27,8 @@ class Api::V1::MutesController < Api::BaseController
 
   def paginated_mutes
     @paginated_mutes ||= Mute.eager_load(:target_account)
+                             .joins(:target_account)
+                             .merge(Account.without_suspended)
                              .where(account: current_account)
                              .paginate_by_max_id(
                                limit_param(DEFAULT_ACCOUNTS_LIMIT),
diff --git a/app/controllers/api/v1/notifications_controller.rb b/app/controllers/api/v1/notifications_controller.rb
index 9ff168367..fda348265 100644
--- a/app/controllers/api/v1/notifications_controller.rb
+++ b/app/controllers/api/v1/notifications_controller.rb
@@ -14,7 +14,7 @@ class Api::V1::NotificationsController < Api::BaseController
   end
 
   def show
-    @notification = current_account.notifications.find(params[:id])
+    @notification = current_account.notifications.without_suspended.find(params[:id])
     render json: @notification, serializer: REST::NotificationSerializer
   end
 
@@ -49,7 +49,7 @@ class Api::V1::NotificationsController < Api::BaseController
   end
 
   def browserable_account_notifications
-    current_account.notifications.browserable(exclude_types, from_account)
+    current_account.notifications.without_suspended.browserable(exclude_types, from_account)
   end
 
   def target_statuses_from_notifications
diff --git a/app/controllers/api/v1/push/subscriptions_controller.rb b/app/controllers/api/v1/push/subscriptions_controller.rb
index d34b333eb..0918c61e9 100644
--- a/app/controllers/api/v1/push/subscriptions_controller.rb
+++ b/app/controllers/api/v1/push/subscriptions_controller.rb
@@ -52,6 +52,6 @@ class Api::V1::Push::SubscriptionsController < Api::BaseController
   def data_params
     return {} if params[:data].blank?
 
-    params.require(:data).permit(alerts: [:follow, :follow_request, :favourite, :reblog, :mention, :poll])
+    params.require(:data).permit(alerts: [:follow, :follow_request, :favourite, :reblog, :mention, :poll, :status])
   end
 end
diff --git a/app/controllers/api/v1/statuses/favourited_by_accounts_controller.rb b/app/controllers/api/v1/statuses/favourited_by_accounts_controller.rb
index 8229786d6..2b614a837 100644
--- a/app/controllers/api/v1/statuses/favourited_by_accounts_controller.rb
+++ b/app/controllers/api/v1/statuses/favourited_by_accounts_controller.rb
@@ -22,6 +22,7 @@ class Api::V1::Statuses::FavouritedByAccountsController < Api::BaseController
 
   def default_accounts
     Account
+      .without_suspended
       .includes(:favourites, :account_stat)
       .references(:favourites)
       .where(favourites: { status_id: @status.id })
diff --git a/app/controllers/api/v1/statuses/reblogged_by_accounts_controller.rb b/app/controllers/api/v1/statuses/reblogged_by_accounts_controller.rb
index 6c9e49d90..24db30fcc 100644
--- a/app/controllers/api/v1/statuses/reblogged_by_accounts_controller.rb
+++ b/app/controllers/api/v1/statuses/reblogged_by_accounts_controller.rb
@@ -21,7 +21,7 @@ class Api::V1::Statuses::RebloggedByAccountsController < Api::BaseController
   end
 
   def default_accounts
-    Account.includes(:statuses, :account_stat).references(:statuses)
+    Account.without_suspended.includes(:statuses, :account_stat).references(:statuses)
   end
 
   def paginated_statuses
diff --git a/app/controllers/api/web/push_subscriptions_controller.rb b/app/controllers/api/web/push_subscriptions_controller.rb
index 7916b82fa..1dce3e70f 100644
--- a/app/controllers/api/web/push_subscriptions_controller.rb
+++ b/app/controllers/api/web/push_subscriptions_controller.rb
@@ -22,6 +22,7 @@ class Api::Web::PushSubscriptionsController < Api::Web::BaseController
         reblog: alerts_enabled,
         mention: alerts_enabled,
         poll: alerts_enabled,
+        status: alerts_enabled,
       },
     }
 
@@ -57,6 +58,6 @@ class Api::Web::PushSubscriptionsController < Api::Web::BaseController
   end
 
   def data_params
-    @data_params ||= params.require(:data).permit(alerts: [:follow, :follow_request, :favourite, :reblog, :mention, :poll])
+    @data_params ||= params.require(:data).permit(alerts: [:follow, :follow_request, :favourite, :reblog, :mention, :poll, :status])
   end
 end
diff --git a/app/controllers/concerns/export_controller_concern.rb b/app/controllers/concerns/export_controller_concern.rb
index bfe990c82..24cfc7a01 100644
--- a/app/controllers/concerns/export_controller_concern.rb
+++ b/app/controllers/concerns/export_controller_concern.rb
@@ -5,7 +5,6 @@ module ExportControllerConcern
 
   included do
     before_action :authenticate_user!
-    before_action :require_not_suspended!
     before_action :load_export
 
     skip_before_action :require_functional!
@@ -30,8 +29,4 @@ module ExportControllerConcern
   def export_filename
     "#{controller_name}.csv"
   end
-
-  def require_not_suspended!
-    forbidden if current_account.suspended?
-  end
 end
diff --git a/app/controllers/oauth/authorized_applications_controller.rb b/app/controllers/oauth/authorized_applications_controller.rb
index c5ccece13..b2564a791 100644
--- a/app/controllers/oauth/authorized_applications_controller.rb
+++ b/app/controllers/oauth/authorized_applications_controller.rb
@@ -6,6 +6,7 @@ class Oauth::AuthorizedApplicationsController < Doorkeeper::AuthorizedApplicatio
   before_action :store_current_location
   before_action :authenticate_resource_owner!
   before_action :set_pack
+  before_action :require_not_suspended!, only: :destroy
   before_action :set_body_classes
 
   skip_before_action :require_functional!
@@ -30,4 +31,8 @@ class Oauth::AuthorizedApplicationsController < Doorkeeper::AuthorizedApplicatio
   def set_pack
     use_pack 'settings'
   end
+
+  def require_not_suspended!
+    forbidden if current_account.suspended?
+  end
 end
diff --git a/app/controllers/settings/aliases_controller.rb b/app/controllers/settings/aliases_controller.rb
index b7c9a409d..a421b8ede 100644
--- a/app/controllers/settings/aliases_controller.rb
+++ b/app/controllers/settings/aliases_controller.rb
@@ -1,9 +1,9 @@
 # frozen_string_literal: true
 
 class Settings::AliasesController < Settings::BaseController
-  layout 'admin'
+  skip_before_action :require_functional!
 
-  before_action :authenticate_user!
+  before_action :require_not_suspended!
   before_action :set_aliases, except: :destroy
   before_action :set_alias, only: :destroy
 
diff --git a/app/controllers/settings/applications_controller.rb b/app/controllers/settings/applications_controller.rb
index ed3f82a8e..d3ac268d8 100644
--- a/app/controllers/settings/applications_controller.rb
+++ b/app/controllers/settings/applications_controller.rb
@@ -1,9 +1,6 @@
 # frozen_string_literal: true
 
 class Settings::ApplicationsController < Settings::BaseController
-  layout 'admin'
-
-  before_action :authenticate_user!
   before_action :set_application, only: [:show, :update, :destroy, :regenerate]
   before_action :prepare_scopes, only: [:create, :update]
 
diff --git a/app/controllers/settings/base_controller.rb b/app/controllers/settings/base_controller.rb
index b97603af6..dee3922d8 100644
--- a/app/controllers/settings/base_controller.rb
+++ b/app/controllers/settings/base_controller.rb
@@ -2,6 +2,9 @@
 
 class Settings::BaseController < ApplicationController
   before_action :set_pack
+  layout 'admin'
+
+  before_action :authenticate_user!
   before_action :set_body_classes
   before_action :set_cache_headers
 
@@ -18,4 +21,8 @@ class Settings::BaseController < ApplicationController
   def set_cache_headers
     response.headers['Cache-Control'] = 'no-cache, no-store, max-age=0, must-revalidate'
   end
+
+  def require_not_suspended!
+    forbidden if current_account.suspended?
+  end
 end
diff --git a/app/controllers/settings/deletes_controller.rb b/app/controllers/settings/deletes_controller.rb
index 15a59c999..f96c83b80 100644
--- a/app/controllers/settings/deletes_controller.rb
+++ b/app/controllers/settings/deletes_controller.rb
@@ -1,13 +1,10 @@
 # frozen_string_literal: true
 
 class Settings::DeletesController < Settings::BaseController
-  layout 'admin'
+  skip_before_action :require_functional!
 
-  before_action :check_enabled_deletion
-  before_action :authenticate_user!
   before_action :require_not_suspended!
-
-  skip_before_action :require_functional!
+  before_action :check_enabled_deletion
 
   def show
     @confirmation = Form::DeleteConfirmation.new
@@ -46,7 +43,7 @@ class Settings::DeletesController < Settings::BaseController
 
   def destroy_account!
     current_account.suspend!
-    Admin::SuspensionWorker.perform_async(current_user.account_id, true)
+    AccountDeletionWorker.perform_async(current_user.account_id)
     sign_out
   end
 end
diff --git a/app/controllers/settings/exports/blocked_accounts_controller.rb b/app/controllers/settings/exports/blocked_accounts_controller.rb
index 2092104e0..2190caa36 100644
--- a/app/controllers/settings/exports/blocked_accounts_controller.rb
+++ b/app/controllers/settings/exports/blocked_accounts_controller.rb
@@ -2,7 +2,7 @@
 
 module Settings
   module Exports
-    class BlockedAccountsController < ApplicationController
+    class BlockedAccountsController < BaseController
       include ExportControllerConcern
 
       def index
diff --git a/app/controllers/settings/exports/blocked_domains_controller.rb b/app/controllers/settings/exports/blocked_domains_controller.rb
index 6676ce340..bee4b2431 100644
--- a/app/controllers/settings/exports/blocked_domains_controller.rb
+++ b/app/controllers/settings/exports/blocked_domains_controller.rb
@@ -2,7 +2,7 @@
 
 module Settings
   module Exports
-    class BlockedDomainsController < ApplicationController
+    class BlockedDomainsController < BaseController
       include ExportControllerConcern
 
       def index
diff --git a/app/controllers/settings/exports/following_accounts_controller.rb b/app/controllers/settings/exports/following_accounts_controller.rb
index 74281ddca..acefcb15d 100644
--- a/app/controllers/settings/exports/following_accounts_controller.rb
+++ b/app/controllers/settings/exports/following_accounts_controller.rb
@@ -2,7 +2,7 @@
 
 module Settings
   module Exports
-    class FollowingAccountsController < ApplicationController
+    class FollowingAccountsController < BaseController
       include ExportControllerConcern
 
       def index
diff --git a/app/controllers/settings/exports/lists_controller.rb b/app/controllers/settings/exports/lists_controller.rb
index cf5a9de44..bc65f56a0 100644
--- a/app/controllers/settings/exports/lists_controller.rb
+++ b/app/controllers/settings/exports/lists_controller.rb
@@ -2,7 +2,7 @@
 
 module Settings
   module Exports
-    class ListsController < ApplicationController
+    class ListsController < BaseController
       include ExportControllerConcern
 
       def index
diff --git a/app/controllers/settings/exports/muted_accounts_controller.rb b/app/controllers/settings/exports/muted_accounts_controller.rb
index e511619ca..50b7bf1f7 100644
--- a/app/controllers/settings/exports/muted_accounts_controller.rb
+++ b/app/controllers/settings/exports/muted_accounts_controller.rb
@@ -2,7 +2,7 @@
 
 module Settings
   module Exports
-    class MutedAccountsController < ApplicationController
+    class MutedAccountsController < BaseController
       include ExportControllerConcern
 
       def index
diff --git a/app/controllers/settings/exports_controller.rb b/app/controllers/settings/exports_controller.rb
index 0e93d07a9..30138d29e 100644
--- a/app/controllers/settings/exports_controller.rb
+++ b/app/controllers/settings/exports_controller.rb
@@ -3,11 +3,6 @@
 class Settings::ExportsController < Settings::BaseController
   include Authorization
 
-  layout 'admin'
-
-  before_action :authenticate_user!
-  before_action :require_not_suspended!
-
   skip_before_action :require_functional!
 
   def show
@@ -16,8 +11,6 @@ class Settings::ExportsController < Settings::BaseController
   end
 
   def create
-    raise Mastodon::NotPermittedError unless user_signed_in?
-
     backup = nil
 
     RedisLock.acquire(lock_options) do |lock|
@@ -37,8 +30,4 @@ class Settings::ExportsController < Settings::BaseController
   def lock_options
     { redis: Redis.current, key: "backup:#{current_user.id}" }
   end
-
-  def require_not_suspended!
-    forbidden if current_account.suspended?
-  end
 end
diff --git a/app/controllers/settings/featured_tags_controller.rb b/app/controllers/settings/featured_tags_controller.rb
index e9861da56..e805527d0 100644
--- a/app/controllers/settings/featured_tags_controller.rb
+++ b/app/controllers/settings/featured_tags_controller.rb
@@ -1,9 +1,6 @@
 # frozen_string_literal: true
 
 class Settings::FeaturedTagsController < Settings::BaseController
-  layout 'admin'
-
-  before_action :authenticate_user!
   before_action :set_featured_tags, only: :index
   before_action :set_featured_tag, except: [:index, :create]
   before_action :set_recently_used_tags, only: :index
diff --git a/app/controllers/settings/identity_proofs_controller.rb b/app/controllers/settings/identity_proofs_controller.rb
index b217b3c3b..4618c7883 100644
--- a/app/controllers/settings/identity_proofs_controller.rb
+++ b/app/controllers/settings/identity_proofs_controller.rb
@@ -1,9 +1,6 @@
 # frozen_string_literal: true
 
 class Settings::IdentityProofsController < Settings::BaseController
-  layout 'admin'
-
-  before_action :authenticate_user!
   before_action :check_required_params, only: :new
   before_action :check_enabled, only: :new
 
diff --git a/app/controllers/settings/imports_controller.rb b/app/controllers/settings/imports_controller.rb
index 7b8c4ae23..d4516526e 100644
--- a/app/controllers/settings/imports_controller.rb
+++ b/app/controllers/settings/imports_controller.rb
@@ -1,9 +1,6 @@
 # frozen_string_literal: true
 
 class Settings::ImportsController < Settings::BaseController
-  layout 'admin'
-
-  before_action :authenticate_user!
   before_action :set_account
 
   def show
diff --git a/app/controllers/settings/migration/redirects_controller.rb b/app/controllers/settings/migration/redirects_controller.rb
index 97193ade0..6d469f384 100644
--- a/app/controllers/settings/migration/redirects_controller.rb
+++ b/app/controllers/settings/migration/redirects_controller.rb
@@ -1,13 +1,10 @@
 # frozen_string_literal: true
 
 class Settings::Migration::RedirectsController < Settings::BaseController
-  layout 'admin'
+  skip_before_action :require_functional!
 
-  before_action :authenticate_user!
   before_action :require_not_suspended!
 
-  skip_before_action :require_functional!
-
   def new
     @redirect = Form::Redirect.new
   end
@@ -38,8 +35,4 @@ class Settings::Migration::RedirectsController < Settings::BaseController
   def resource_params
     params.require(:form_redirect).permit(:acct, :current_password, :current_username)
   end
-
-  def require_not_suspended!
-    forbidden if current_account.suspended?
-  end
 end
diff --git a/app/controllers/settings/migrations_controller.rb b/app/controllers/settings/migrations_controller.rb
index 68304bb51..62603aba8 100644
--- a/app/controllers/settings/migrations_controller.rb
+++ b/app/controllers/settings/migrations_controller.rb
@@ -1,15 +1,12 @@
 # frozen_string_literal: true
 
 class Settings::MigrationsController < Settings::BaseController
-  layout 'admin'
+  skip_before_action :require_functional!
 
-  before_action :authenticate_user!
   before_action :require_not_suspended!
   before_action :set_migrations
   before_action :set_cooldown
 
-  skip_before_action :require_functional!
-
   def show
     @migration = current_account.migrations.build
   end
@@ -44,8 +41,4 @@ class Settings::MigrationsController < Settings::BaseController
   def on_cooldown?
     @cooldown.present?
   end
-
-  def require_not_suspended!
-    forbidden if current_account.suspended?
-  end
 end
diff --git a/app/controllers/settings/pictures_controller.rb b/app/controllers/settings/pictures_controller.rb
index df2a6eed3..28df65f8f 100644
--- a/app/controllers/settings/pictures_controller.rb
+++ b/app/controllers/settings/pictures_controller.rb
@@ -2,7 +2,6 @@
 
 module Settings
   class PicturesController < BaseController
-    before_action :authenticate_user!
     before_action :set_account
     before_action :set_picture
 
diff --git a/app/controllers/settings/preferences_controller.rb b/app/controllers/settings/preferences_controller.rb
index 75c3e2495..87431f8cf 100644
--- a/app/controllers/settings/preferences_controller.rb
+++ b/app/controllers/settings/preferences_controller.rb
@@ -1,10 +1,6 @@
 # frozen_string_literal: true
 
 class Settings::PreferencesController < Settings::BaseController
-  layout 'admin'
-
-  before_action :authenticate_user!
-
   def show; end
 
   def update
diff --git a/app/controllers/settings/profiles_controller.rb b/app/controllers/settings/profiles_controller.rb
index 19a7ce157..0c15447a6 100644
--- a/app/controllers/settings/profiles_controller.rb
+++ b/app/controllers/settings/profiles_controller.rb
@@ -1,9 +1,6 @@
 # frozen_string_literal: true
 
 class Settings::ProfilesController < Settings::BaseController
-  layout 'admin'
-
-  before_action :authenticate_user!
   before_action :set_account
 
   def show
diff --git a/app/controllers/settings/sessions_controller.rb b/app/controllers/settings/sessions_controller.rb
index f8fb4036e..ee2fc5dc8 100644
--- a/app/controllers/settings/sessions_controller.rb
+++ b/app/controllers/settings/sessions_controller.rb
@@ -1,12 +1,11 @@
 # frozen_string_literal: true
 
-#  Intentionally does not inherit from BaseController
-class Settings::SessionsController < ApplicationController
-  before_action :authenticate_user!
-  before_action :set_session, only: :destroy
-
+class Settings::SessionsController < Settings::BaseController
   skip_before_action :require_functional!
 
+  before_action :require_not_suspended!
+  before_action :set_session, only: :destroy
+
   def destroy
     @session.destroy!
     flash[:notice] = I18n.t('sessions.revoke_success')
diff --git a/app/controllers/settings/two_factor_authentication/confirmations_controller.rb b/app/controllers/settings/two_factor_authentication/confirmations_controller.rb
index 9f23011a7..1a0afe58b 100644
--- a/app/controllers/settings/two_factor_authentication/confirmations_controller.rb
+++ b/app/controllers/settings/two_factor_authentication/confirmations_controller.rb
@@ -5,14 +5,11 @@ module Settings
     class ConfirmationsController < BaseController
       include ChallengableConcern
 
-      layout 'admin'
+      skip_before_action :require_functional!
 
-      before_action :authenticate_user!
       before_action :require_challenge!
       before_action :ensure_otp_secret
 
-      skip_before_action :require_functional!
-
       def new
         prepare_two_factor_form
       end
diff --git a/app/controllers/settings/two_factor_authentication/otp_authentication_controller.rb b/app/controllers/settings/two_factor_authentication/otp_authentication_controller.rb
index 6836f7ef6..cbba842a9 100644
--- a/app/controllers/settings/two_factor_authentication/otp_authentication_controller.rb
+++ b/app/controllers/settings/two_factor_authentication/otp_authentication_controller.rb
@@ -5,14 +5,11 @@ module Settings
     class OtpAuthenticationController < BaseController
       include ChallengableConcern
 
-      layout 'admin'
+      skip_before_action :require_functional!
 
-      before_action :authenticate_user!
       before_action :verify_otp_not_enabled, only: [:show]
       before_action :require_challenge!, only: [:create]
 
-      skip_before_action :require_functional!
-
       def show
         @confirmation = Form::TwoFactorConfirmation.new
       end
diff --git a/app/controllers/settings/two_factor_authentication/recovery_codes_controller.rb b/app/controllers/settings/two_factor_authentication/recovery_codes_controller.rb
index 0c4f5bff7..6ec53224d 100644
--- a/app/controllers/settings/two_factor_authentication/recovery_codes_controller.rb
+++ b/app/controllers/settings/two_factor_authentication/recovery_codes_controller.rb
@@ -5,13 +5,10 @@ module Settings
     class RecoveryCodesController < BaseController
       include ChallengableConcern
 
-      layout 'admin'
+      skip_before_action :require_functional!
 
-      before_action :authenticate_user!
       before_action :require_challenge!, on: :create
 
-      skip_before_action :require_functional!
-
       def create
         @recovery_codes = current_user.generate_otp_backup_codes!
         current_user.save!
diff --git a/app/controllers/settings/two_factor_authentication/webauthn_credentials_controller.rb b/app/controllers/settings/two_factor_authentication/webauthn_credentials_controller.rb
index ee5392785..bd6f83134 100644
--- a/app/controllers/settings/two_factor_authentication/webauthn_credentials_controller.rb
+++ b/app/controllers/settings/two_factor_authentication/webauthn_credentials_controller.rb
@@ -3,9 +3,8 @@
 module Settings
   module TwoFactorAuthentication
     class WebauthnCredentialsController < BaseController
-      layout 'admin'
+      skip_before_action :require_functional!
 
-      before_action :authenticate_user!
       before_action :require_otp_enabled
       before_action :require_webauthn_enabled, only: [:index, :destroy]
 
diff --git a/app/controllers/settings/two_factor_authentication_methods_controller.rb b/app/controllers/settings/two_factor_authentication_methods_controller.rb
index 224d3a45c..205933ea8 100644
--- a/app/controllers/settings/two_factor_authentication_methods_controller.rb
+++ b/app/controllers/settings/two_factor_authentication_methods_controller.rb
@@ -4,14 +4,11 @@ module Settings
   class TwoFactorAuthenticationMethodsController < BaseController
     include ChallengableConcern
 
-    layout 'admin'
+    skip_before_action :require_functional!
 
-    before_action :authenticate_user!
     before_action :require_challenge!, only: :disable
     before_action :require_otp_enabled
 
-    skip_before_action :require_functional!
-
     def index; end
 
     def disable
diff --git a/app/javascript/mastodon/actions/accounts.js b/app/javascript/mastodon/actions/accounts.js
index d28f7dad8..723c04e55 100644
--- a/app/javascript/mastodon/actions/accounts.js
+++ b/app/javascript/mastodon/actions/accounts.js
@@ -109,14 +109,14 @@ export function fetchAccountFail(id, error) {
   };
 };
 
-export function followAccount(id, reblogs = true) {
+export function followAccount(id, options = { reblogs: true }) {
   return (dispatch, getState) => {
     const alreadyFollowing = getState().getIn(['relationships', id, 'following']);
     const locked = getState().getIn(['accounts', id, 'locked'], false);
 
     dispatch(followAccountRequest(id, locked));
 
-    api(getState).post(`/api/v1/accounts/${id}/follow`, { reblogs }).then(response => {
+    api(getState).post(`/api/v1/accounts/${id}/follow`, options).then(response => {
       dispatch(followAccountSuccess(response.data, alreadyFollowing));
     }).catch(error => {
       dispatch(followAccountFail(error, locked));
diff --git a/app/javascript/mastodon/actions/markers.js b/app/javascript/mastodon/actions/markers.js
index 37d1ddccf..41a95503e 100644
--- a/app/javascript/mastodon/actions/markers.js
+++ b/app/javascript/mastodon/actions/markers.js
@@ -3,6 +3,9 @@ import { debounce } from 'lodash';
 import compareId from '../compare_id';
 import { showAlertForError } from './alerts';
 
+export const MARKERS_FETCH_REQUEST = 'MARKERS_FETCH_REQUEST';
+export const MARKERS_FETCH_SUCCESS = 'MARKERS_FETCH_SUCCESS';
+export const MARKERS_FETCH_FAIL    = 'MARKERS_FETCH_FAIL';
 export const MARKERS_SUBMIT_SUCCESS = 'MARKERS_SUBMIT_SUCCESS';
 
 export const synchronouslySubmitMarkers = () => (dispatch, getState) => {
@@ -57,8 +60,8 @@ export const synchronouslySubmitMarkers = () => (dispatch, getState) => {
 const _buildParams = (state) => {
   const params = {};
 
-  const lastHomeId         = state.getIn(['timelines', 'home', 'items', 0]);
-  const lastNotificationId = state.getIn(['notifications', 'items', 0, 'id']);
+  const lastHomeId         = state.getIn(['timelines', 'home', 'items']).find(item => item !== null);
+  const lastNotificationId = state.getIn(['notifications', 'lastReadId']);
 
   if (lastHomeId && compareId(lastHomeId, state.getIn(['markers', 'home'])) > 0) {
     params.home = {
@@ -100,3 +103,39 @@ export function submitMarkersSuccess({ home, notifications }) {
 export function submitMarkers() {
   return (dispatch, getState) => debouncedSubmitMarkers(dispatch, getState);
 };
+
+export const fetchMarkers = () => (dispatch, getState) => {
+  const params = { timeline: ['notifications'] };
+
+  dispatch(fetchMarkersRequest());
+
+  api(getState).get('/api/v1/markers', { params }).then(response => {
+    dispatch(fetchMarkersSuccess(response.data));
+  }).catch(error => {
+    dispatch(fetchMarkersFail(error));
+  });
+};
+
+export function fetchMarkersRequest() {
+  return {
+    type: MARKERS_FETCH_REQUEST,
+    skipLoading: true,
+  };
+};
+
+export function fetchMarkersSuccess(markers) {
+  return {
+    type: MARKERS_FETCH_SUCCESS,
+    markers,
+    skipLoading: true,
+  };
+};
+
+export function fetchMarkersFail(error) {
+  return {
+    type: MARKERS_FETCH_FAIL,
+    error,
+    skipLoading: true,
+    skipAlert: true,
+  };
+};
diff --git a/app/javascript/mastodon/actions/notifications.js b/app/javascript/mastodon/actions/notifications.js
index a26844f84..552def63b 100644
--- a/app/javascript/mastodon/actions/notifications.js
+++ b/app/javascript/mastodon/actions/notifications.js
@@ -33,6 +33,8 @@ export const NOTIFICATIONS_LOAD_PENDING = 'NOTIFICATIONS_LOAD_PENDING';
 export const NOTIFICATIONS_MOUNT   = 'NOTIFICATIONS_MOUNT';
 export const NOTIFICATIONS_UNMOUNT = 'NOTIFICATIONS_UNMOUNT';
 
+export const NOTIFICATIONS_MARK_AS_READ = 'NOTIFICATIONS_MARK_AS_READ';
+
 defineMessages({
   mention: { id: 'notification.mention', defaultMessage: '{name} mentioned you' },
   group: { id: 'notifications.group', defaultMessage: '{count} notifications' },
@@ -59,7 +61,7 @@ export function updateNotifications(notification, intlMessages, intlLocale) {
 
     let filtered = false;
 
-    if (notification.type === 'mention') {
+    if (['mention', 'status'].includes(notification.type)) {
       const dropRegex   = filters[0];
       const regex       = filters[1];
       const searchIndex = searchTextFromRawStatus(notification.status);
diff --git a/app/javascript/mastodon/actions/picture_in_picture.js b/app/javascript/mastodon/actions/picture_in_picture.js
new file mode 100644
index 000000000..4085cb59e
--- /dev/null
+++ b/app/javascript/mastodon/actions/picture_in_picture.js
@@ -0,0 +1,38 @@
+// @ts-check
+
+export const PICTURE_IN_PICTURE_DEPLOY = 'PICTURE_IN_PICTURE_DEPLOY';
+export const PICTURE_IN_PICTURE_REMOVE = 'PICTURE_IN_PICTURE_REMOVE';
+
+/**
+ * @typedef MediaProps
+ * @property {string} src
+ * @property {boolean} muted
+ * @property {number} volume
+ * @property {number} currentTime
+ * @property {string} poster
+ * @property {string} backgroundColor
+ * @property {string} foregroundColor
+ * @property {string} accentColor
+ */
+
+/**
+ * @param {string} statusId
+ * @param {string} accountId
+ * @param {string} playerType
+ * @param {MediaProps} props
+ * @return {object}
+ */
+export const deployPictureInPicture = (statusId, accountId, playerType, props) => ({
+  type: PICTURE_IN_PICTURE_DEPLOY,
+  statusId,
+  accountId,
+  playerType,
+  props,
+});
+
+/*
+ * @return {object}
+ */
+export const removePictureInPicture = () => ({
+  type: PICTURE_IN_PICTURE_REMOVE,
+});
diff --git a/app/javascript/mastodon/components/animated_number.js b/app/javascript/mastodon/components/animated_number.js
index f3127c88e..fbe948c5b 100644
--- a/app/javascript/mastodon/components/animated_number.js
+++ b/app/javascript/mastodon/components/animated_number.js
@@ -5,10 +5,21 @@ import TransitionMotion from 'react-motion/lib/TransitionMotion';
 import spring from 'react-motion/lib/spring';
 import { reduceMotion } from 'mastodon/initial_state';
 
+const obfuscatedCount = count => {
+  if (count < 0) {
+    return 0;
+  } else if (count <= 1) {
+    return count;
+  } else {
+    return '1+';
+  }
+};
+
 export default class AnimatedNumber extends React.PureComponent {
 
   static propTypes = {
     value: PropTypes.number.isRequired,
+    obfuscate: PropTypes.bool,
   };
 
   state = {
@@ -36,11 +47,11 @@ export default class AnimatedNumber extends React.PureComponent {
   }
 
   render () {
-    const { value } = this.props;
+    const { value, obfuscate } = this.props;
     const { direction } = this.state;
 
     if (reduceMotion) {
-      return <FormattedNumber value={value} />;
+      return obfuscate ? obfuscatedCount(value) : <FormattedNumber value={value} />;
     }
 
     const styles = [{
@@ -54,7 +65,7 @@ export default class AnimatedNumber extends React.PureComponent {
         {items => (
           <span className='animated-number'>
             {items.map(({ key, data, style }) => (
-              <span key={key} style={{ position: (direction * style.y) > 0 ? 'absolute' : 'static', transform: `translateY(${style.y * 100}%)` }}><FormattedNumber value={data} /></span>
+              <span key={key} style={{ position: (direction * style.y) > 0 ? 'absolute' : 'static', transform: `translateY(${style.y * 100}%)` }}>{obfuscate ? obfuscatedCount(data) : <FormattedNumber value={data} />}</span>
             ))}
           </span>
         )}
diff --git a/app/javascript/mastodon/components/error_boundary.js b/app/javascript/mastodon/components/error_boundary.js
index ca3012276..ca4a2cfe1 100644
--- a/app/javascript/mastodon/components/error_boundary.js
+++ b/app/javascript/mastodon/components/error_boundary.js
@@ -66,17 +66,31 @@ export default class ErrorBoundary extends React.PureComponent {
   }
 
   render() {
-    const { hasError, copied } = this.state;
+    const { hasError, copied, errorMessage } = this.state;
 
     if (!hasError) {
       return this.props.children;
     }
 
+    const likelyBrowserAddonIssue = errorMessage && errorMessage.includes('NotFoundError');
+
     return (
       <div className='error-boundary'>
         <div>
-          <p className='error-boundary__error'><FormattedMessage id='error.unexpected_crash.explanation' defaultMessage='Due to a bug in our code or a browser compatibility issue, this page could not be displayed correctly.' /></p>
-          <p><FormattedMessage id='error.unexpected_crash.next_steps' defaultMessage='Try refreshing the page. If that does not help, you may still be able to use Mastodon through a different browser or native app.' /></p>
+          <p className='error-boundary__error'>
+            { likelyBrowserAddonIssue ? (
+              <FormattedMessage id='error.unexpected_crash.explanation_addons' defaultMessage='This page could not be displayed correctly. This error is likely caused by a browser add-on or automatic translation tools.' />
+            ) : (
+              <FormattedMessage id='error.unexpected_crash.explanation' defaultMessage='Due to a bug in our code or a browser compatibility issue, this page could not be displayed correctly.' />
+            )}
+          </p>
+          <p>
+            { likelyBrowserAddonIssue ? (
+              <FormattedMessage id='error.unexpected_crash.next_steps_addons' defaultMessage='Try disabling them and refreshing the page. If that does not help, you may still be able to use Mastodon through a different browser or native app.' />
+            ) : (
+              <FormattedMessage id='error.unexpected_crash.next_steps' defaultMessage='Try refreshing the page. If that does not help, you may still be able to use Mastodon through a different browser or native app.' />
+            )}
+          </p>
           <p className='error-boundary__footer'>Mastodon v{version} · <a href={source_url} rel='noopener noreferrer' target='_blank'><FormattedMessage id='errors.unexpected_crash.report_issue' defaultMessage='Report issue' /></a> · <button onClick={this.handleCopyStackTrace} className={copied ? 'copied' : ''}><FormattedMessage id='errors.unexpected_crash.copy_stacktrace' defaultMessage='Copy stacktrace to clipboard' /></button></p>
         </div>
       </div>
diff --git a/app/javascript/mastodon/components/icon_button.js b/app/javascript/mastodon/components/icon_button.js
index fd715bc3c..7f83dc1b9 100644
--- a/app/javascript/mastodon/components/icon_button.js
+++ b/app/javascript/mastodon/components/icon_button.js
@@ -2,6 +2,7 @@ import React from 'react';
 import PropTypes from 'prop-types';
 import classNames from 'classnames';
 import Icon from 'mastodon/components/icon';
+import AnimatedNumber from 'mastodon/components/animated_number';
 
 export default class IconButton extends React.PureComponent {
 
@@ -24,6 +25,8 @@ export default class IconButton extends React.PureComponent {
     animate: PropTypes.bool,
     overlay: PropTypes.bool,
     tabIndex: PropTypes.string,
+    counter: PropTypes.number,
+    obfuscateCount: PropTypes.bool,
   };
 
   static defaultProps = {
@@ -97,6 +100,8 @@ export default class IconButton extends React.PureComponent {
       pressed,
       tabIndex,
       title,
+      counter,
+      obfuscateCount,
     } = this.props;
 
     const {
@@ -113,6 +118,10 @@ export default class IconButton extends React.PureComponent {
       overlayed: overlay,
     });
 
+    if (typeof counter !== 'undefined') {
+      style.width = 'auto';
+    }
+
     return (
       <button
         aria-label={title}
@@ -128,7 +137,7 @@ export default class IconButton extends React.PureComponent {
         tabIndex={tabIndex}
         disabled={disabled}
       >
-        <Icon id={icon} fixedWidth aria-hidden='true' />
+        <Icon id={icon} fixedWidth aria-hidden='true' /> {typeof counter !== 'undefined' && <span className='icon-button__counter'><AnimatedNumber value={counter} obfuscate={obfuscateCount} /></span>}
       </button>
     );
   }
diff --git a/app/javascript/mastodon/components/intersection_observer_article.js b/app/javascript/mastodon/components/intersection_observer_article.js
index 124b34b02..2d87f19b5 100644
--- a/app/javascript/mastodon/components/intersection_observer_article.js
+++ b/app/javascript/mastodon/components/intersection_observer_article.js
@@ -2,10 +2,7 @@ import React from 'react';
 import PropTypes from 'prop-types';
 import scheduleIdleTask from '../features/ui/util/schedule_idle_task';
 import getRectFromEntry from '../features/ui/util/get_rect_from_entry';
-import { is } from 'immutable';
 
-// Diff these props in the "rendered" state
-const updateOnPropsForRendered = ['id', 'index', 'listLength'];
 // Diff these props in the "unrendered" state
 const updateOnPropsForUnrendered = ['id', 'index', 'listLength', 'cachedHeight'];
 
@@ -33,9 +30,12 @@ export default class IntersectionObserverArticle extends React.Component {
       // If we're going from rendered to unrendered (or vice versa) then update
       return true;
     }
-    // Otherwise, diff based on props
-    const propsToDiff = isUnrendered ? updateOnPropsForUnrendered : updateOnPropsForRendered;
-    return !propsToDiff.every(prop => is(nextProps[prop], this.props[prop]));
+    // If we are and remain hidden, diff based on props
+    if (isUnrendered) {
+      return !updateOnPropsForUnrendered.every(prop => nextProps[prop] === this.props[prop]);
+    }
+    // Else, assume the children have changed
+    return true;
   }
 
   componentDidMount () {
diff --git a/app/javascript/mastodon/components/picture_in_picture_placeholder.js b/app/javascript/mastodon/components/picture_in_picture_placeholder.js
new file mode 100644
index 000000000..19d15c18b
--- /dev/null
+++ b/app/javascript/mastodon/components/picture_in_picture_placeholder.js
@@ -0,0 +1,69 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+import Icon from 'mastodon/components/icon';
+import { removePictureInPicture } from 'mastodon/actions/picture_in_picture';
+import { connect } from 'react-redux';
+import { debounce } from 'lodash';
+import { FormattedMessage } from 'react-intl';
+
+export default @connect()
+class PictureInPicturePlaceholder extends React.PureComponent {
+
+  static propTypes = {
+    width: PropTypes.number,
+    dispatch: PropTypes.func.isRequired,
+  };
+
+  state = {
+    width: this.props.width,
+    height: this.props.width && (this.props.width / (16/9)),
+  };
+
+  handleClick = () => {
+    const { dispatch } = this.props;
+    dispatch(removePictureInPicture());
+  }
+
+  setRef = c => {
+    this.node = c;
+
+    if (this.node) {
+      this._setDimensions();
+    }
+  }
+
+  _setDimensions () {
+    const width  = this.node.offsetWidth;
+    const height = width / (16/9);
+
+    this.setState({ width, height });
+  }
+
+  componentDidMount () {
+    window.addEventListener('resize', this.handleResize, { passive: true });
+  }
+
+  componentWillUnmount () {
+    window.removeEventListener('resize', this.handleResize);
+  }
+
+  handleResize = debounce(() => {
+    if (this.node) {
+      this._setDimensions();
+    }
+  }, 250, {
+    trailing: true,
+  });
+
+  render () {
+    const { height } = this.state;
+
+    return (
+      <div ref={this.setRef} className='picture-in-picture-placeholder' style={{ height }} role='button' tabIndex='0' onClick={this.handleClick}>
+        <Icon id='window-restore' />
+        <FormattedMessage id='picture_in_picture.restore' defaultMessage='Put it back' />
+      </div>
+    );
+  }
+
+}
diff --git a/app/javascript/mastodon/components/status.js b/app/javascript/mastodon/components/status.js
index 174e401b7..c1e1cd172 100644
--- a/app/javascript/mastodon/components/status.js
+++ b/app/javascript/mastodon/components/status.js
@@ -17,6 +17,7 @@ import { HotKeys } from 'react-hotkeys';
 import classNames from 'classnames';
 import Icon from 'mastodon/components/icon';
 import { displayMedia } from '../initial_state';
+import PictureInPicturePlaceholder from 'mastodon/components/picture_in_picture_placeholder';
 
 // We use the component (and not the container) since we do not want
 // to use the progress bar to show download progress
@@ -95,6 +96,8 @@ class Status extends ImmutablePureComponent {
     cacheMediaWidth: PropTypes.func,
     cachedMediaWidth: PropTypes.number,
     scrollKey: PropTypes.string,
+    deployPictureInPicture: PropTypes.func,
+    usingPiP: PropTypes.bool,
   };
 
   // Avoid checking props that are functions (and whose equality will always
@@ -104,6 +107,8 @@ class Status extends ImmutablePureComponent {
     'account',
     'muted',
     'hidden',
+    'unread',
+    'usingPiP',
   ];
 
   state = {
@@ -205,6 +210,13 @@ class Status extends ImmutablePureComponent {
     }
   }
 
+  handleDeployPictureInPicture = (type, mediaProps) => {
+    const { deployPictureInPicture } = this.props;
+    const status = this._properStatus();
+
+    deployPictureInPicture(status, type, mediaProps);
+  }
+
   handleHotkeyReply = e => {
     e.preventDefault();
     this.props.onReply(this._properStatus(), this.context.router.history);
@@ -265,7 +277,7 @@ class Status extends ImmutablePureComponent {
     let media = null;
     let statusAvatar, prepend, rebloggedByText;
 
-    const { intl, hidden, featured, otherAccounts, unread, showThread, scrollKey } = this.props;
+    const { intl, hidden, featured, otherAccounts, unread, showThread, scrollKey, usingPiP } = this.props;
 
     let { status, account, ...other } = this.props;
 
@@ -336,7 +348,9 @@ class Status extends ImmutablePureComponent {
       status  = status.get('reblog');
     }
 
-    if (status.get('media_attachments').size > 0) {
+    if (usingPiP) {
+      media = <PictureInPicturePlaceholder width={this.props.cachedMediaWidth} />;
+    } else if (status.get('media_attachments').size > 0) {
       if (this.props.muted) {
         media = (
           <AttachmentList
@@ -361,6 +375,7 @@ class Status extends ImmutablePureComponent {
                 width={this.props.cachedMediaWidth}
                 height={110}
                 cacheWidth={this.props.cacheMediaWidth}
+                deployPictureInPicture={this.handleDeployPictureInPicture}
               />
             )}
           </Bundle>
@@ -382,6 +397,7 @@ class Status extends ImmutablePureComponent {
                 sensitive={status.get('sensitive')}
                 onOpenVideo={this.handleOpenVideo}
                 cacheWidth={this.props.cacheMediaWidth}
+                deployPictureInPicture={this.handleDeployPictureInPicture}
                 visible={this.state.showMedia}
                 onToggleVisibility={this.handleToggleMediaVisibility}
               />
@@ -438,10 +454,10 @@ class Status extends ImmutablePureComponent {
 
     return (
       <HotKeys handlers={handlers}>
-        <div className={classNames('status__wrapper', `status__wrapper-${status.get('visibility')}`, { 'status__wrapper-reply': !!status.get('in_reply_to_id'), read: unread === false, focusable: !this.props.muted })} tabIndex={this.props.muted ? null : 0} data-featured={featured ? 'true' : null} aria-label={textForScreenReader(intl, status, rebloggedByText)} ref={this.handleRef}>
+        <div className={classNames('status__wrapper', `status__wrapper-${status.get('visibility')}`, { 'status__wrapper-reply': !!status.get('in_reply_to_id'), unread, focusable: !this.props.muted })} tabIndex={this.props.muted ? null : 0} data-featured={featured ? 'true' : null} aria-label={textForScreenReader(intl, status, rebloggedByText)} ref={this.handleRef}>
           {prepend}
 
-          <div className={classNames('status', `status-${status.get('visibility')}`, { 'status-reply': !!status.get('in_reply_to_id'), muted: this.props.muted, read: unread === false })} data-id={status.get('id')}>
+          <div className={classNames('status', `status-${status.get('visibility')}`, { 'status-reply': !!status.get('in_reply_to_id'), muted: this.props.muted })} data-id={status.get('id')}>
             <div className='status__expand' onClick={this.handleExpandClick} role='presentation' />
             <div className='status__info'>
               <a href={status.get('url')} className='status__relative-time' target='_blank' rel='noopener noreferrer'><RelativeTimestamp timestamp={status.get('created_at')} /></a>
diff --git a/app/javascript/mastodon/components/status_action_bar.js b/app/javascript/mastodon/components/status_action_bar.js
index b7babd4ad..66b5a17ac 100644
--- a/app/javascript/mastodon/components/status_action_bar.js
+++ b/app/javascript/mastodon/components/status_action_bar.js
@@ -43,16 +43,6 @@ const messages = defineMessages({
   unblock: { id: 'account.unblock', defaultMessage: 'Unblock @{name}' },
 });
 
-const obfuscatedCount = count => {
-  if (count < 0) {
-    return 0;
-  } else if (count <= 1) {
-    return count;
-  } else {
-    return '1+';
-  }
-};
-
 const mapStateToProps = (state, { status }) => ({
   relationship: state.getIn(['relationships', status.getIn(['account', 'id'])]),
 });
@@ -329,9 +319,10 @@ class StatusActionBar extends ImmutablePureComponent {
 
     return (
       <div className='status__action-bar'>
-        <div className='status__action-bar__counter'><IconButton className='status__action-bar-button' title={replyTitle} icon={status.get('in_reply_to_account_id') === status.getIn(['account', 'id']) ? 'reply' : replyIcon} onClick={this.handleReplyClick} /><span className='status__action-bar__counter__label' >{obfuscatedCount(status.get('replies_count'))}</span></div>
+        <IconButton className='status__action-bar-button' title={replyTitle} icon={status.get('in_reply_to_account_id') === status.getIn(['account', 'id']) ? 'reply' : replyIcon} onClick={this.handleReplyClick} counter={status.get('replies_count')} obfuscateCount />
         <IconButton className={classNames('status__action-bar-button', { reblogPrivate })} disabled={!publicStatus && !reblogPrivate}  active={status.get('reblogged')} pressed={status.get('reblogged')} title={reblogTitle} icon='retweet' onClick={this.handleReblogClick} />
         <IconButton className='status__action-bar-button star-icon' animate active={status.get('favourited')} pressed={status.get('favourited')} title={intl.formatMessage(messages.favourite)} icon='star' onClick={this.handleFavouriteClick} />
+
         {shareButton}
 
         <div className='status__action-bar-dropdown'>
diff --git a/app/javascript/mastodon/containers/status_container.js b/app/javascript/mastodon/containers/status_container.js
index decf7279f..7bfd66d3e 100644
--- a/app/javascript/mastodon/containers/status_container.js
+++ b/app/javascript/mastodon/containers/status_container.js
@@ -37,6 +37,7 @@ import { initMuteModal } from '../actions/mutes';
 import { initBlockModal } from '../actions/blocks';
 import { initReport } from '../actions/reports';
 import { openModal } from '../actions/modal';
+import { deployPictureInPicture } from '../actions/picture_in_picture';
 import { defineMessages, injectIntl, FormattedMessage } from 'react-intl';
 import { boostModal, deleteModal } from '../initial_state';
 import { showAlertForError } from '../actions/alerts';
@@ -56,6 +57,7 @@ const makeMapStateToProps = () => {
 
   const mapStateToProps = (state, props) => ({
     status: getStatus(state, props),
+    usingPiP: state.get('picture_in_picture').statusId === props.id,
   });
 
   return mapStateToProps;
@@ -207,6 +209,10 @@ const mapDispatchToProps = (dispatch, { intl }) => ({
     dispatch(unblockDomain(domain));
   },
 
+  deployPictureInPicture (status, type, mediaProps) {
+    dispatch(deployPictureInPicture(status.get('id'), status.getIn(['account', 'id']), type, mediaProps));
+  },
+
 });
 
 export default injectIntl(connect(makeMapStateToProps, mapDispatchToProps)(Status));
diff --git a/app/javascript/mastodon/features/account/components/header.js b/app/javascript/mastodon/features/account/components/header.js
index 61ecf045d..2b97af4e6 100644
--- a/app/javascript/mastodon/features/account/components/header.js
+++ b/app/javascript/mastodon/features/account/components/header.js
@@ -7,6 +7,7 @@ import ImmutablePureComponent from 'react-immutable-pure-component';
 import { autoPlayGif, me, isStaff } from 'mastodon/initial_state';
 import classNames from 'classnames';
 import Icon from 'mastodon/components/icon';
+import IconButton from 'mastodon/components/icon_button';
 import Avatar from 'mastodon/components/avatar';
 import { counterRenderer } from 'mastodon/components/common_counter';
 import ShortNumber from 'mastodon/components/short_number';
@@ -35,6 +36,8 @@ const messages = defineMessages({
   unblockDomain: { id: 'account.unblock_domain', defaultMessage: 'Unblock domain {domain}' },
   hideReblogs: { id: 'account.hide_reblogs', defaultMessage: 'Hide boosts from @{name}' },
   showReblogs: { id: 'account.show_reblogs', defaultMessage: 'Show boosts from @{name}' },
+  enableNotifications: { id: 'account.enable_notifications', defaultMessage: 'Notify me when @{name} posts' },
+  disableNotifications: { id: 'account.disable_notifications', defaultMessage: 'Stop notifying me when @{name} posts' },
   pins: { id: 'navigation_bar.pins', defaultMessage: 'Pinned toots' },
   preferences: { id: 'navigation_bar.preferences', defaultMessage: 'Preferences' },
   follow_requests: { id: 'navigation_bar.follow_requests', defaultMessage: 'Follow requests' },
@@ -68,8 +71,9 @@ class Header extends ImmutablePureComponent {
     onBlock: PropTypes.func.isRequired,
     onMention: PropTypes.func.isRequired,
     onDirect: PropTypes.func.isRequired,
-    onReport: PropTypes.func.isRequired,
     onReblogToggle: PropTypes.func.isRequired,
+    onNotifyToggle: PropTypes.func.isRequired,
+    onReport: PropTypes.func.isRequired,
     onMute: PropTypes.func.isRequired,
     onBlockDomain: PropTypes.func.isRequired,
     onUnblockDomain: PropTypes.func.isRequired,
@@ -140,8 +144,11 @@ class Header extends ImmutablePureComponent {
       return null;
     }
 
+    const suspended = account.get('suspended');
+
     let info        = [];
     let actionBtn   = '';
+    let bellBtn     = '';
     let lockedIcon  = '';
     let menu        = [];
 
@@ -171,6 +178,10 @@ class Header extends ImmutablePureComponent {
       actionBtn = <Button className='logo-button' text={intl.formatMessage(messages.edit_profile)} onClick={this.openEditProfile} />;
     }
 
+    if (account.getIn(['relationship', 'requested']) || account.getIn(['relationship', 'following'])) {
+      bellBtn = <IconButton icon='bell-o' size={24} active={account.getIn(['relationship', 'notifying'])} title={intl.formatMessage(account.getIn(['relationship', 'notifying']) ? messages.disableNotifications : messages.enableNotifications, { name: account.get('username') })} onClick={this.props.onNotifyToggle} />;
+    }
+
     if (account.get('moved') && !account.getIn(['relationship', 'following'])) {
       actionBtn = '';
     }
@@ -268,7 +279,7 @@ class Header extends ImmutablePureComponent {
       <div className={classNames('account__header', { inactive: !!account.get('moved') })} ref={this.setRef}>
         <div className='account__header__image'>
           <div className='account__header__info'>
-            {info}
+            {!suspended && info}
           </div>
 
           <img src={autoPlayGif ? account.get('header') : account.get('header_static')} alt='' className='parallax' />
@@ -282,11 +293,14 @@ class Header extends ImmutablePureComponent {
 
             <div className='spacer' />
 
-            <div className='account__header__tabs__buttons'>
-              {actionBtn}
+            {!suspended && (
+              <div className='account__header__tabs__buttons'>
+                {actionBtn}
+                {bellBtn}
 
-              <DropdownMenuContainer items={menu} icon='ellipsis-v' size={24} direction='right' />
-            </div>
+                <DropdownMenuContainer items={menu} icon='ellipsis-v' size={24} direction='right' />
+              </div>
+            )}
           </div>
 
           <div className='account__header__tabs__name'>
@@ -298,7 +312,7 @@ class Header extends ImmutablePureComponent {
 
           <div className='account__header__extra'>
             <div className='account__header__bio'>
-              { (fields.size > 0 || identity_proofs.size > 0) && (
+              {(fields.size > 0 || identity_proofs.size > 0) && (
                 <div className='account__header__fields'>
                   {identity_proofs.map((proof, i) => (
                     <dl key={i}>
@@ -324,33 +338,35 @@ class Header extends ImmutablePureComponent {
                 </div>
               )}
 
-              {account.get('id') !== me && <AccountNoteContainer account={account} />}
+              {account.get('id') !== me && !suspended && <AccountNoteContainer account={account} />}
 
               {account.get('note').length > 0 && account.get('note') !== '<p></p>' && <div className='account__header__content' dangerouslySetInnerHTML={content} />}
             </div>
 
-            <div className='account__header__extra__links'>
-              <NavLink isActive={this.isStatusesPageActive} activeClassName='active' to={`/accounts/${account.get('id')}`} title={intl.formatNumber(account.get('statuses_count'))}>
-                <ShortNumber
-                  value={account.get('statuses_count')}
-                  renderer={counterRenderer('statuses')}
-                />
-              </NavLink>
-
-              <NavLink exact activeClassName='active' to={`/accounts/${account.get('id')}/following`} title={intl.formatNumber(account.get('following_count'))}>
-                <ShortNumber
-                  value={account.get('following_count')}
-                  renderer={counterRenderer('following')}
-                />
-              </NavLink>
-
-              <NavLink exact activeClassName='active' to={`/accounts/${account.get('id')}/followers`} title={intl.formatNumber(account.get('followers_count'))}>
-                <ShortNumber
-                  value={account.get('followers_count')}
-                  renderer={counterRenderer('followers')}
-                />
-              </NavLink>
-            </div>
+            {!suspended && (
+              <div className='account__header__extra__links'>
+                <NavLink isActive={this.isStatusesPageActive} activeClassName='active' to={`/accounts/${account.get('id')}`} title={intl.formatNumber(account.get('statuses_count'))}>
+                  <ShortNumber
+                    value={account.get('statuses_count')}
+                    renderer={counterRenderer('statuses')}
+                  />
+                </NavLink>
+
+                <NavLink exact activeClassName='active' to={`/accounts/${account.get('id')}/following`} title={intl.formatNumber(account.get('following_count'))}>
+                  <ShortNumber
+                    value={account.get('following_count')}
+                    renderer={counterRenderer('following')}
+                  />
+                </NavLink>
+
+                <NavLink exact activeClassName='active' to={`/accounts/${account.get('id')}/followers`} title={intl.formatNumber(account.get('followers_count'))}>
+                  <ShortNumber
+                    value={account.get('followers_count')}
+                    renderer={counterRenderer('followers')}
+                  />
+                </NavLink>
+              </div>
+            )}
           </div>
         </div>
       </div>
diff --git a/app/javascript/mastodon/features/account_gallery/index.js b/app/javascript/mastodon/features/account_gallery/index.js
index fc5aead48..e5caec0bc 100644
--- a/app/javascript/mastodon/features/account_gallery/index.js
+++ b/app/javascript/mastodon/features/account_gallery/index.js
@@ -15,12 +15,15 @@ import { ScrollContainer } from 'react-router-scroll-4';
 import LoadMore from 'mastodon/components/load_more';
 import MissingIndicator from 'mastodon/components/missing_indicator';
 import { openModal } from 'mastodon/actions/modal';
+import { FormattedMessage } from 'react-intl';
 
 const mapStateToProps = (state, props) => ({
   isAccount: !!state.getIn(['accounts', props.params.accountId]),
   attachments: getAccountGallery(state, props.params.accountId),
   isLoading: state.getIn(['timelines', `account:${props.params.accountId}:media`, 'isLoading']),
   hasMore: state.getIn(['timelines', `account:${props.params.accountId}:media`, 'hasMore']),
+  suspended: state.getIn(['accounts', props.params.accountId, 'suspended'], false),
+  blockedBy: state.getIn(['relationships', props.params.accountId, 'blocked_by'], false),
 });
 
 class LoadMoreMedia extends ImmutablePureComponent {
@@ -56,6 +59,8 @@ class AccountGallery extends ImmutablePureComponent {
     isLoading: PropTypes.bool,
     hasMore: PropTypes.bool,
     isAccount: PropTypes.bool,
+    blockedBy: PropTypes.bool,
+    suspended: PropTypes.bool,
     multiColumn: PropTypes.bool,
   };
 
@@ -119,7 +124,7 @@ class AccountGallery extends ImmutablePureComponent {
   }
 
   render () {
-    const { attachments, shouldUpdateScroll, isLoading, hasMore, isAccount, multiColumn } = this.props;
+    const { attachments, shouldUpdateScroll, isLoading, hasMore, isAccount, multiColumn, blockedBy, suspended } = this.props;
     const { width } = this.state;
 
     if (!isAccount) {
@@ -152,15 +157,21 @@ class AccountGallery extends ImmutablePureComponent {
           <div className='scrollable scrollable--flex' onScroll={this.handleScroll}>
             <HeaderContainer accountId={this.props.params.accountId} />
 
-            <div role='feed' className='account-gallery__container' ref={this.handleRef}>
-              {attachments.map((attachment, index) => attachment === null ? (
-                <LoadMoreMedia key={'more:' + attachments.getIn(index + 1, 'id')} maxId={index > 0 ? attachments.getIn(index - 1, 'id') : null} onLoadMore={this.handleLoadMore} />
-              ) : (
-                <MediaItem key={attachment.get('id')} attachment={attachment} displayWidth={width} onOpenMedia={this.handleOpenMedia} />
-              ))}
-
-              {loadOlder}
-            </div>
+            {(suspended || blockedBy) ? (
+              <div className='empty-column-indicator'>
+                <FormattedMessage id='empty_column.account_unavailable' defaultMessage='Profile unavailable' />
+              </div>
+            ) : (
+              <div role='feed' className='account-gallery__container' ref={this.handleRef}>
+                {attachments.map((attachment, index) => attachment === null ? (
+                  <LoadMoreMedia key={'more:' + attachments.getIn(index + 1, 'id')} maxId={index > 0 ? attachments.getIn(index - 1, 'id') : null} onLoadMore={this.handleLoadMore} />
+                ) : (
+                  <MediaItem key={attachment.get('id')} attachment={attachment} displayWidth={width} onOpenMedia={this.handleOpenMedia} />
+                ))}
+
+                {loadOlder}
+              </div>
+            )}
 
             {isLoading && attachments.size === 0 && (
               <div className='scrollable__append'>
diff --git a/app/javascript/mastodon/features/account_timeline/components/header.js b/app/javascript/mastodon/features/account_timeline/components/header.js
index abb15edcc..6b52defe4 100644
--- a/app/javascript/mastodon/features/account_timeline/components/header.js
+++ b/app/javascript/mastodon/features/account_timeline/components/header.js
@@ -55,6 +55,10 @@ export default class Header extends ImmutablePureComponent {
     this.props.onReblogToggle(this.props.account);
   }
 
+  handleNotifyToggle = () => {
+    this.props.onNotifyToggle(this.props.account);
+  }
+
   handleMute = () => {
     this.props.onMute(this.props.account);
   }
@@ -106,6 +110,7 @@ export default class Header extends ImmutablePureComponent {
           onMention={this.handleMention}
           onDirect={this.handleDirect}
           onReblogToggle={this.handleReblogToggle}
+          onNotifyToggle={this.handleNotifyToggle}
           onReport={this.handleReport}
           onMute={this.handleMute}
           onBlockDomain={this.handleBlockDomain}
diff --git a/app/javascript/mastodon/features/account_timeline/containers/header_container.js b/app/javascript/mastodon/features/account_timeline/containers/header_container.js
index 8728b4806..e12019547 100644
--- a/app/javascript/mastodon/features/account_timeline/containers/header_container.js
+++ b/app/javascript/mastodon/features/account_timeline/containers/header_container.js
@@ -76,9 +76,9 @@ const mapDispatchToProps = (dispatch, { intl }) => ({
 
   onReblogToggle (account) {
     if (account.getIn(['relationship', 'showing_reblogs'])) {
-      dispatch(followAccount(account.get('id'), false));
+      dispatch(followAccount(account.get('id'), { reblogs: false }));
     } else {
-      dispatch(followAccount(account.get('id'), true));
+      dispatch(followAccount(account.get('id'), { reblogs: true }));
     }
   },
 
@@ -90,6 +90,14 @@ const mapDispatchToProps = (dispatch, { intl }) => ({
     }
   },
 
+  onNotifyToggle (account) {
+    if (account.getIn(['relationship', 'notifying'])) {
+      dispatch(followAccount(account.get('id'), { notify: false }));
+    } else {
+      dispatch(followAccount(account.get('id'), { notify: true }));
+    }
+  },
+
   onReport (account) {
     dispatch(initReport(account));
   },
diff --git a/app/javascript/mastodon/features/account_timeline/index.js b/app/javascript/mastodon/features/account_timeline/index.js
index b9a616266..cbc859805 100644
--- a/app/javascript/mastodon/features/account_timeline/index.js
+++ b/app/javascript/mastodon/features/account_timeline/index.js
@@ -31,6 +31,7 @@ const mapStateToProps = (state, { params: { accountId }, withReplies = false })
     featuredStatusIds: withReplies ? ImmutableList() : state.getIn(['timelines', `account:${accountId}:pinned`, 'items'], emptyList),
     isLoading: state.getIn(['timelines', `account:${path}`, 'isLoading']),
     hasMore: state.getIn(['timelines', `account:${path}`, 'hasMore']),
+    suspended: state.getIn(['accounts', accountId, 'suspended'], false),
     blockedBy: state.getIn(['relationships', accountId, 'blocked_by'], false),
   };
 };
@@ -57,6 +58,7 @@ class AccountTimeline extends ImmutablePureComponent {
     withReplies: PropTypes.bool,
     blockedBy: PropTypes.bool,
     isAccount: PropTypes.bool,
+    suspended: PropTypes.bool,
     remote: PropTypes.bool,
     remoteUrl: PropTypes.string,
     multiColumn: PropTypes.bool,
@@ -113,7 +115,7 @@ class AccountTimeline extends ImmutablePureComponent {
   }
 
   render () {
-    const { shouldUpdateScroll, statusIds, featuredStatusIds, isLoading, hasMore, blockedBy, isAccount, multiColumn, remote, remoteUrl } = this.props;
+    const { shouldUpdateScroll, statusIds, featuredStatusIds, isLoading, hasMore, blockedBy, suspended, isAccount, multiColumn, remote, remoteUrl } = this.props;
 
     if (!isAccount) {
       return (
@@ -134,7 +136,7 @@ class AccountTimeline extends ImmutablePureComponent {
 
     let emptyMessage;
 
-    if (blockedBy) {
+    if (suspended || blockedBy) {
       emptyMessage = <FormattedMessage id='empty_column.account_unavailable' defaultMessage='Profile unavailable' />;
     } else if (remote && statusIds.isEmpty()) {
       emptyMessage = <RemoteHint url={remoteUrl} />;
@@ -153,7 +155,7 @@ class AccountTimeline extends ImmutablePureComponent {
           alwaysPrepend
           append={remoteMessage}
           scrollKey='account_timeline'
-          statusIds={blockedBy ? emptyList : statusIds}
+          statusIds={(suspended || blockedBy) ? emptyList : statusIds}
           featuredStatusIds={featuredStatusIds}
           isLoading={isLoading}
           hasMore={hasMore}
diff --git a/app/javascript/mastodon/features/audio/index.js b/app/javascript/mastodon/features/audio/index.js
index 5b8172694..6954d2a4c 100644
--- a/app/javascript/mastodon/features/audio/index.js
+++ b/app/javascript/mastodon/features/audio/index.js
@@ -37,7 +37,11 @@ class Audio extends React.PureComponent {
     backgroundColor: PropTypes.string,
     foregroundColor: PropTypes.string,
     accentColor: PropTypes.string,
+    currentTime: PropTypes.number,
     autoPlay: PropTypes.bool,
+    volume: PropTypes.number,
+    muted: PropTypes.bool,
+    deployPictureInPicture: PropTypes.func,
   };
 
   state = {
@@ -64,6 +68,19 @@ class Audio extends React.PureComponent {
     }
   }
 
+  _pack() {
+    return {
+      src: this.props.src,
+      volume: this.audio.volume,
+      muted: this.audio.muted,
+      currentTime: this.audio.currentTime,
+      poster: this.props.poster,
+      backgroundColor: this.props.backgroundColor,
+      foregroundColor: this.props.foregroundColor,
+      accentColor: this.props.accentColor,
+    };
+  }
+
   _setDimensions () {
     const width  = this.player.offsetWidth;
     const height = this.props.fullscreen ? this.player.offsetHeight : (width / (16/9));
@@ -112,6 +129,10 @@ class Audio extends React.PureComponent {
   componentWillUnmount () {
     window.removeEventListener('scroll', this.handleScroll);
     window.removeEventListener('resize', this.handleResize);
+
+    if (!this.state.paused && this.audio && this.props.deployPictureInPicture) {
+      this.props.deployPictureInPicture('audio', this._pack());
+    }
   }
 
   togglePlay = () => {
@@ -248,7 +269,13 @@ class Audio extends React.PureComponent {
     const inView = (top <= (window.innerHeight || document.documentElement.clientHeight)) && (top + height >= 0);
 
     if (!this.state.paused && !inView) {
-      this.setState({ paused: true }, () => this.audio.pause());
+      this.audio.pause();
+
+      if (this.props.deployPictureInPicture) {
+        this.props.deployPictureInPicture('audio', this._pack());
+      }
+
+      this.setState({ paused: true });
     }
   }, 150, { trailing: true });
 
@@ -261,10 +288,22 @@ class Audio extends React.PureComponent {
   }
 
   handleLoadedData = () => {
-    const { autoPlay } = this.props;
+    const { autoPlay, currentTime, volume, muted } = this.props;
+
+    if (currentTime) {
+      this.audio.currentTime = currentTime;
+    }
+
+    if (volume !== undefined) {
+      this.audio.volume = volume;
+    }
+
+    if (muted !== undefined) {
+      this.audio.muted = muted;
+    }
 
     if (autoPlay) {
-      this.audio.play();
+      this.togglePlay();
     }
   }
 
@@ -350,7 +389,7 @@ class Audio extends React.PureComponent {
   render () {
     const { src, intl, alt, editable, autoPlay } = this.props;
     const { paused, muted, volume, currentTime, duration, buffer, dragging } = this.state;
-    const progress = (currentTime / duration) * 100;
+    const progress = Math.min((currentTime / duration) * 100, 100);
 
     return (
       <div className={classNames('audio-player', { editable })} ref={this.setPlayerRef} style={{ backgroundColor: this._getBackgroundColor(), color: this._getForegroundColor(), width: '100%', height: this.props.fullscreen ? '100%' : (this.state.height || this.props.height) }} onMouseEnter={this.handleMouseEnter} onMouseLeave={this.handleMouseLeave}>
diff --git a/app/javascript/mastodon/features/emoji/emoji.js b/app/javascript/mastodon/features/emoji/emoji.js
index 5237b25f0..5d9dad097 100644
--- a/app/javascript/mastodon/features/emoji/emoji.js
+++ b/app/javascript/mastodon/features/emoji/emoji.js
@@ -12,7 +12,7 @@ const emojiFilenames = (emojis) => {
 };
 
 // Emoji requiring extra borders depending on theme
-const darkEmoji = emojiFilenames(['🎱', '🐜', '⚫', '🖤', '⬛', '◼️', '◾', '◼️', '✒️', '▪️', '💣', '🎳', '📷', '📸', '♣️', '🕶️', '✴️', '🔌', '💂‍♀️', '📽️', '🍳', '🦍', '💂', '🔪', '🕳️', '🕹️', '🕋', '🖊️', '🖋️', '💂‍♂️', '🎤', '🎓', '🎥', '🎼', '♠️', '🎩', '🦃', '📼', '📹', '🎮', '🐃', '🏴', '🐞']);
+const darkEmoji = emojiFilenames(['🎱', '🐜', '⚫', '🖤', '⬛', '◼️', '◾', '◼️', '✒️', '▪️', '💣', '🎳', '📷', '📸', '♣️', '🕶️', '✴️', '🔌', '💂‍♀️', '📽️', '🍳', '🦍', '💂', '🔪', '🕳️', '🕹️', '🕋', '🖊️', '🖋️', '💂‍♂️', '🎤', '🎓', '🎥', '🎼', '♠️', '🎩', '🦃', '📼', '📹', '🎮', '🐃', '🏴', '🐞', '🕺']);
 const lightEmoji = emojiFilenames(['👽', '⚾', '🐔', '☁️', '💨', '🕊️', '👀', '🍥', '👻', '🐐', '❕', '❔', '⛸️', '🌩️', '🔊', '🔇', '📃', '🌧️', '🐏', '🍚', '🍙', '🐓', '🐑', '💀', '☠️', '🌨️', '🔉', '🔈', '💬', '💭', '🏐', '🏳️', '⚪', '⬜', '◽', '◻️', '▫️']);
 
 const emojiFilename = (filename) => {
diff --git a/app/javascript/mastodon/features/notifications/components/filter_bar.js b/app/javascript/mastodon/features/notifications/components/filter_bar.js
index 2fd28d832..368eb0b7e 100644
--- a/app/javascript/mastodon/features/notifications/components/filter_bar.js
+++ b/app/javascript/mastodon/features/notifications/components/filter_bar.js
@@ -9,6 +9,7 @@ const tooltips = defineMessages({
   boosts: { id: 'notifications.filter.boosts', defaultMessage: 'Boosts' },
   polls: { id: 'notifications.filter.polls', defaultMessage: 'Poll results' },
   follows: { id: 'notifications.filter.follows', defaultMessage: 'Follows' },
+  statuses: { id: 'notifications.filter.statuses', defaultMessage: 'Updates from people you follow' },
 });
 
 export default @injectIntl
@@ -88,6 +89,13 @@ class FilterBar extends React.PureComponent {
           <Icon id='tasks' fixedWidth />
         </button>
         <button
+          className={selectedFilter === 'status' ? 'active' : ''}
+          onClick={this.onClick('status')}
+          title={intl.formatMessage(tooltips.statuses)}
+        >
+          <Icon id='home' fixedWidth />
+        </button>
+        <button
           className={selectedFilter === 'follow' ? 'active' : ''}
           onClick={this.onClick('follow')}
           title={intl.formatMessage(tooltips.follows)}
diff --git a/app/javascript/mastodon/features/notifications/components/notification.js b/app/javascript/mastodon/features/notifications/components/notification.js
index 74065e5e2..94fdbd6f4 100644
--- a/app/javascript/mastodon/features/notifications/components/notification.js
+++ b/app/javascript/mastodon/features/notifications/components/notification.js
@@ -10,6 +10,7 @@ import AccountContainer from 'mastodon/containers/account_container';
 import FollowRequestContainer from '../containers/follow_request_container';
 import Icon from 'mastodon/components/icon';
 import Permalink from 'mastodon/components/permalink';
+import classNames from 'classnames';
 
 const messages = defineMessages({
   favourite: { id: 'notification.favourite', defaultMessage: '{name} favourited your status' },
@@ -17,6 +18,7 @@ const messages = defineMessages({
   ownPoll: { id: 'notification.own_poll', defaultMessage: 'Your poll has ended' },
   poll: { id: 'notification.poll', defaultMessage: 'A poll you have voted in has ended' },
   reblog: { id: 'notification.reblog', defaultMessage: '{name} boosted your status' },
+  status: { id: 'notification.status', defaultMessage: '{name} just posted' },
 });
 
 const notificationForScreenReader = (intl, message, timestamp) => {
@@ -49,6 +51,7 @@ class Notification extends ImmutablePureComponent {
     updateScrollBottom: PropTypes.func,
     cacheMediaWidth: PropTypes.func,
     cachedMediaWidth: PropTypes.number,
+    unread: PropTypes.bool,
   };
 
   handleMoveUp = () => {
@@ -113,11 +116,11 @@ class Notification extends ImmutablePureComponent {
   }
 
   renderFollow (notification, account, link) {
-    const { intl } = this.props;
+    const { intl, unread } = this.props;
 
     return (
       <HotKeys handlers={this.getHandlers()}>
-        <div className='notification notification-follow focusable' tabIndex='0' aria-label={notificationForScreenReader(intl, intl.formatMessage(messages.follow, { name: account.get('acct') }), notification.get('created_at'))}>
+        <div className={classNames('notification notification-follow focusable', { unread })} tabIndex='0' aria-label={notificationForScreenReader(intl, intl.formatMessage(messages.follow, { name: account.get('acct') }), notification.get('created_at'))}>
           <div className='notification__message'>
             <div className='notification__favourite-icon-wrapper'>
               <Icon id='user-plus' fixedWidth />
@@ -135,11 +138,11 @@ class Notification extends ImmutablePureComponent {
   }
 
   renderFollowRequest (notification, account, link) {
-    const { intl } = this.props;
+    const { intl, unread } = this.props;
 
     return (
       <HotKeys handlers={this.getHandlers()}>
-        <div className='notification notification-follow-request focusable' tabIndex='0' aria-label={notificationForScreenReader(intl, intl.formatMessage({ id: 'notification.follow_request', defaultMessage: '{name} has requested to follow you' }, { name: account.get('acct') }), notification.get('created_at'))}>
+        <div className={classNames('notification notification-follow-request focusable', { unread })} tabIndex='0' aria-label={notificationForScreenReader(intl, intl.formatMessage({ id: 'notification.follow_request', defaultMessage: '{name} has requested to follow you' }, { name: account.get('acct') }), notification.get('created_at'))}>
           <div className='notification__message'>
             <div className='notification__favourite-icon-wrapper'>
               <Icon id='user' fixedWidth />
@@ -169,16 +172,17 @@ class Notification extends ImmutablePureComponent {
         updateScrollBottom={this.props.updateScrollBottom}
         cachedMediaWidth={this.props.cachedMediaWidth}
         cacheMediaWidth={this.props.cacheMediaWidth}
+        unread={this.props.unread}
       />
     );
   }
 
   renderFavourite (notification, link) {
-    const { intl } = this.props;
+    const { intl, unread } = this.props;
 
     return (
       <HotKeys handlers={this.getHandlers()}>
-        <div className='notification notification-favourite focusable' tabIndex='0' aria-label={notificationForScreenReader(intl, intl.formatMessage(messages.favourite, { name: notification.getIn(['account', 'acct']) }), notification.get('created_at'))}>
+        <div className={classNames('notification notification-favourite focusable', { unread })} tabIndex='0' aria-label={notificationForScreenReader(intl, intl.formatMessage(messages.favourite, { name: notification.getIn(['account', 'acct']) }), notification.get('created_at'))}>
           <div className='notification__message'>
             <div className='notification__favourite-icon-wrapper'>
               <Icon id='star' className='star-icon' fixedWidth />
@@ -206,11 +210,11 @@ class Notification extends ImmutablePureComponent {
   }
 
   renderReblog (notification, link) {
-    const { intl } = this.props;
+    const { intl, unread } = this.props;
 
     return (
       <HotKeys handlers={this.getHandlers()}>
-        <div className='notification notification-reblog focusable' tabIndex='0' aria-label={notificationForScreenReader(intl, intl.formatMessage(messages.reblog, { name: notification.getIn(['account', 'acct']) }), notification.get('created_at'))}>
+        <div className={classNames('notification notification-reblog focusable', { unread })} tabIndex='0' aria-label={notificationForScreenReader(intl, intl.formatMessage(messages.reblog, { name: notification.getIn(['account', 'acct']) }), notification.get('created_at'))}>
           <div className='notification__message'>
             <div className='notification__favourite-icon-wrapper'>
               <Icon id='retweet' fixedWidth />
@@ -237,14 +241,46 @@ class Notification extends ImmutablePureComponent {
     );
   }
 
+  renderStatus (notification, link) {
+    const { intl, unread } = this.props;
+
+    return (
+      <HotKeys handlers={this.getHandlers()}>
+        <div className={classNames('notification notification-status focusable', { unread })} tabIndex='0' aria-label={notificationForScreenReader(intl, intl.formatMessage(messages.status, { name: notification.getIn(['account', 'acct']) }), notification.get('created_at'))}>
+          <div className='notification__message'>
+            <div className='notification__favourite-icon-wrapper'>
+              <Icon id='home' fixedWidth />
+            </div>
+
+            <span title={notification.get('created_at')}>
+              <FormattedMessage id='notification.status' defaultMessage='{name} just posted' values={{ name: link }} />
+            </span>
+          </div>
+
+          <StatusContainer
+            id={notification.get('status')}
+            account={notification.get('account')}
+            muted
+            withDismiss
+            hidden={this.props.hidden}
+            getScrollPosition={this.props.getScrollPosition}
+            updateScrollBottom={this.props.updateScrollBottom}
+            cachedMediaWidth={this.props.cachedMediaWidth}
+            cacheMediaWidth={this.props.cacheMediaWidth}
+          />
+        </div>
+      </HotKeys>
+    );
+  }
+
   renderPoll (notification, account) {
-    const { intl } = this.props;
+    const { intl, unread } = this.props;
     const ownPoll  = me === account.get('id');
     const message  = ownPoll ? intl.formatMessage(messages.ownPoll) : intl.formatMessage(messages.poll);
 
     return (
       <HotKeys handlers={this.getHandlers()}>
-        <div className='notification notification-poll focusable' tabIndex='0' aria-label={notificationForScreenReader(intl, message, notification.get('created_at'))}>
+        <div className={classNames('notification notification-poll focusable', { unread })} tabIndex='0' aria-label={notificationForScreenReader(intl, message, notification.get('created_at'))}>
           <div className='notification__message'>
             <div className='notification__favourite-icon-wrapper'>
               <Icon id='tasks' fixedWidth />
@@ -292,6 +328,8 @@ class Notification extends ImmutablePureComponent {
       return this.renderFavourite(notification, link);
     case 'reblog':
       return this.renderReblog(notification, link);
+    case 'status':
+      return this.renderStatus(notification, link);
     case 'poll':
       return this.renderPoll(notification, account);
     }
diff --git a/app/javascript/mastodon/features/notifications/index.js b/app/javascript/mastodon/features/notifications/index.js
index d16a0f33a..41a45b2b6 100644
--- a/app/javascript/mastodon/features/notifications/index.js
+++ b/app/javascript/mastodon/features/notifications/index.js
@@ -4,7 +4,14 @@ import PropTypes from 'prop-types';
 import ImmutablePropTypes from 'react-immutable-proptypes';
 import Column from '../../components/column';
 import ColumnHeader from '../../components/column_header';
-import { expandNotifications, scrollTopNotifications, loadPending, mountNotifications, unmountNotifications } from '../../actions/notifications';
+import {
+  expandNotifications,
+  scrollTopNotifications,
+  loadPending,
+  mountNotifications,
+  unmountNotifications,
+  markNotificationsAsRead,
+} from '../../actions/notifications';
 import { addColumn, removeColumn, moveColumn } from '../../actions/columns';
 import NotificationContainer from './containers/notification_container';
 import { defineMessages, injectIntl, FormattedMessage } from 'react-intl';
@@ -15,9 +22,12 @@ import { List as ImmutableList } from 'immutable';
 import { debounce } from 'lodash';
 import ScrollableList from '../../components/scrollable_list';
 import LoadGap from '../../components/load_gap';
+import Icon from 'mastodon/components/icon';
+import compareId from 'mastodon/compare_id';
 
 const messages = defineMessages({
   title: { id: 'column.notifications', defaultMessage: 'Notifications' },
+  markAsRead : { id: 'notifications.mark_as_read', defaultMessage: 'Mark every notification as read' },
 });
 
 const getNotifications = createSelector([
@@ -32,7 +42,7 @@ const getNotifications = createSelector([
     // we need to turn it off for FilterBar in order not to block ourselves from seeing a specific category
     return notifications.filterNot(item => item !== null && excludedTypes.includes(item.get('type')));
   }
-  return notifications.filter(item => item !== null && allowedType === item.get('type'));
+  return notifications.filter(item => item === null || allowedType === item.get('type'));
 });
 
 const mapStateToProps = state => ({
@@ -42,6 +52,8 @@ const mapStateToProps = state => ({
   isUnread: state.getIn(['notifications', 'unread']) > 0 || state.getIn(['notifications', 'pendingItems']).size > 0,
   hasMore: state.getIn(['notifications', 'hasMore']),
   numPending: state.getIn(['notifications', 'pendingItems'], ImmutableList()).size,
+  lastReadId: state.getIn(['notifications', 'readMarkerId']),
+  canMarkAsRead: state.getIn(['notifications', 'readMarkerId']) !== '0' && getNotifications(state).some(item => item !== null && compareId(item.get('id'), state.getIn(['notifications', 'readMarkerId'])) > 0),
 });
 
 export default @connect(mapStateToProps)
@@ -60,6 +72,8 @@ class Notifications extends React.PureComponent {
     multiColumn: PropTypes.bool,
     hasMore: PropTypes.bool,
     numPending: PropTypes.number,
+    lastReadId: PropTypes.string,
+    canMarkAsRead: PropTypes.bool,
   };
 
   static defaultProps = {
@@ -146,8 +160,12 @@ class Notifications extends React.PureComponent {
     }
   }
 
+  handleMarkAsRead = () => {
+    this.props.dispatch(markNotificationsAsRead());
+  };
+
   render () {
-    const { intl, notifications, shouldUpdateScroll, isLoading, isUnread, columnId, multiColumn, hasMore, numPending, showFilterBar } = this.props;
+    const { intl, notifications, shouldUpdateScroll, isLoading, isUnread, columnId, multiColumn, hasMore, numPending, showFilterBar, lastReadId, canMarkAsRead } = this.props;
     const pinned = !!columnId;
     const emptyMessage = <FormattedMessage id='empty_column.notifications' defaultMessage="You don't have any notifications yet. Interact with others to start the conversation." />;
 
@@ -174,6 +192,7 @@ class Notifications extends React.PureComponent {
           accountId={item.get('account')}
           onMoveUp={this.handleMoveUp}
           onMoveDown={this.handleMoveDown}
+          unread={lastReadId !== '0' && compareId(item.get('id'), lastReadId) > 0}
         />
       ));
     } else {
@@ -202,6 +221,21 @@ class Notifications extends React.PureComponent {
       </ScrollableList>
     );
 
+    let extraButton = null;
+
+    if (canMarkAsRead) {
+      extraButton = (
+        <button
+          aria-label={intl.formatMessage(messages.markAsRead)}
+          title={intl.formatMessage(messages.markAsRead)}
+          onClick={this.handleMarkAsRead}
+          className='column-header__button'
+        >
+          <Icon id='check' />
+        </button>
+      );
+    }
+
     return (
       <Column bindToDocument={!multiColumn} ref={this.setColumnRef} label={intl.formatMessage(messages.title)}>
         <ColumnHeader
@@ -213,6 +247,7 @@ class Notifications extends React.PureComponent {
           onClick={this.handleHeaderClick}
           pinned={pinned}
           multiColumn={multiColumn}
+          extraButton={extraButton}
         >
           <ColumnSettingsContainer />
         </ColumnHeader>
diff --git a/app/javascript/mastodon/features/picture_in_picture/components/footer.js b/app/javascript/mastodon/features/picture_in_picture/components/footer.js
new file mode 100644
index 000000000..086cda954
--- /dev/null
+++ b/app/javascript/mastodon/features/picture_in_picture/components/footer.js
@@ -0,0 +1,137 @@
+import React from 'react';
+import { connect } from 'react-redux';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import PropTypes from 'prop-types';
+import IconButton from 'mastodon/components/icon_button';
+import classNames from 'classnames';
+import { me, boostModal } from 'mastodon/initial_state';
+import { defineMessages, injectIntl } from 'react-intl';
+import { replyCompose } from 'mastodon/actions/compose';
+import { reblog, favourite, unreblog, unfavourite } from 'mastodon/actions/interactions';
+import { makeGetStatus } from 'mastodon/selectors';
+import { openModal } from 'mastodon/actions/modal';
+
+const messages = defineMessages({
+  reply: { id: 'status.reply', defaultMessage: 'Reply' },
+  replyAll: { id: 'status.replyAll', defaultMessage: 'Reply to thread' },
+  reblog: { id: 'status.reblog', defaultMessage: 'Boost' },
+  reblog_private: { id: 'status.reblog_private', defaultMessage: 'Boost with original visibility' },
+  cancel_reblog_private: { id: 'status.cancel_reblog_private', defaultMessage: 'Unboost' },
+  cannot_reblog: { id: 'status.cannot_reblog', defaultMessage: 'This post cannot be boosted' },
+  favourite: { id: 'status.favourite', defaultMessage: 'Favourite' },
+  replyConfirm: { id: 'confirmations.reply.confirm', defaultMessage: 'Reply' },
+  replyMessage: { id: 'confirmations.reply.message', defaultMessage: 'Replying now will overwrite the message you are currently composing. Are you sure you want to proceed?' },
+});
+
+const makeMapStateToProps = () => {
+  const getStatus = makeGetStatus();
+
+  const mapStateToProps = (state, { statusId }) => ({
+    status: getStatus(state, { id: statusId }),
+    askReplyConfirmation: state.getIn(['compose', 'text']).trim().length !== 0,
+  });
+
+  return mapStateToProps;
+};
+
+export default @connect(makeMapStateToProps)
+@injectIntl
+class Footer extends ImmutablePureComponent {
+
+  static contextTypes = {
+    router: PropTypes.object,
+  };
+
+  static propTypes = {
+    statusId: PropTypes.string.isRequired,
+    status: ImmutablePropTypes.map.isRequired,
+    intl: PropTypes.object.isRequired,
+    dispatch: PropTypes.func.isRequired,
+    askReplyConfirmation: PropTypes.bool,
+  };
+
+  _performReply = () => {
+    const { dispatch, status } = this.props;
+    dispatch(replyCompose(status, this.context.router.history));
+  };
+
+  handleReplyClick = () => {
+    const { dispatch, askReplyConfirmation, intl } = this.props;
+
+    if (askReplyConfirmation) {
+      dispatch(openModal('CONFIRM', {
+        message: intl.formatMessage(messages.replyMessage),
+        confirm: intl.formatMessage(messages.replyConfirm),
+        onConfirm: this._performReply,
+      }));
+    } else {
+      this._performReply();
+    }
+  };
+
+  handleFavouriteClick = () => {
+    const { dispatch, status } = this.props;
+
+    if (status.get('favourited')) {
+      dispatch(unfavourite(status));
+    } else {
+      dispatch(favourite(status));
+    }
+  };
+
+  _performReblog = () => {
+    const { dispatch, status } = this.props;
+    dispatch(reblog(status));
+  }
+
+  handleReblogClick = e => {
+    const { dispatch, status } = this.props;
+
+    if (status.get('reblogged')) {
+      dispatch(unreblog(status));
+    } else if ((e && e.shiftKey) || !boostModal) {
+      this._performReblog();
+    } else {
+      dispatch(openModal('BOOST', { status, onReblog: this._performReblog }));
+    }
+  };
+
+  render () {
+    const { status, intl } = this.props;
+
+    const publicStatus  = ['public', 'unlisted'].includes(status.get('visibility'));
+    const reblogPrivate = status.getIn(['account', 'id']) === me && status.get('visibility') === 'private';
+
+    let replyIcon, replyTitle;
+
+    if (status.get('in_reply_to_id', null) === null) {
+      replyIcon = 'reply';
+      replyTitle = intl.formatMessage(messages.reply);
+    } else {
+      replyIcon = 'reply-all';
+      replyTitle = intl.formatMessage(messages.replyAll);
+    }
+
+    let reblogTitle = '';
+
+    if (status.get('reblogged')) {
+      reblogTitle = intl.formatMessage(messages.cancel_reblog_private);
+    } else if (publicStatus) {
+      reblogTitle = intl.formatMessage(messages.reblog);
+    } else if (reblogPrivate) {
+      reblogTitle = intl.formatMessage(messages.reblog_private);
+    } else {
+      reblogTitle = intl.formatMessage(messages.cannot_reblog);
+    }
+
+    return (
+      <div className='picture-in-picture__footer'>
+        <IconButton className='status__action-bar-button' title={replyTitle} icon={status.get('in_reply_to_account_id') === status.getIn(['account', 'id']) ? 'reply' : replyIcon} onClick={this.handleReplyClick} counter={status.get('replies_count')} obfuscateCount />
+        <IconButton className={classNames('status__action-bar-button', { reblogPrivate })} disabled={!publicStatus && !reblogPrivate}  active={status.get('reblogged')} pressed={status.get('reblogged')} title={reblogTitle} icon='retweet' onClick={this.handleReblogClick} counter={status.get('reblogs_count')} />
+        <IconButton className='status__action-bar-button star-icon' animate active={status.get('favourited')} pressed={status.get('favourited')} title={intl.formatMessage(messages.favourite)} icon='star' onClick={this.handleFavouriteClick} counter={status.get('favourites_count')} />
+      </div>
+    );
+  }
+
+}
diff --git a/app/javascript/mastodon/features/picture_in_picture/components/header.js b/app/javascript/mastodon/features/picture_in_picture/components/header.js
new file mode 100644
index 000000000..4cb6de1a4
--- /dev/null
+++ b/app/javascript/mastodon/features/picture_in_picture/components/header.js
@@ -0,0 +1,40 @@
+import React from 'react';
+import { connect } from 'react-redux';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import PropTypes from 'prop-types';
+import IconButton from 'mastodon/components/icon_button';
+import { Link } from 'react-router-dom';
+import Avatar from 'mastodon/components/avatar';
+import DisplayName from 'mastodon/components/display_name';
+
+const mapStateToProps = (state, { accountId }) => ({
+  account: state.getIn(['accounts', accountId]),
+});
+
+export default @connect(mapStateToProps)
+class Header extends ImmutablePureComponent {
+
+  static propTypes = {
+    accountId: PropTypes.string.isRequired,
+    statusId: PropTypes.string.isRequired,
+    account: ImmutablePropTypes.map.isRequired,
+    onClose: PropTypes.func.isRequired,
+  };
+
+  render () {
+    const { account, statusId, onClose } = this.props;
+
+    return (
+      <div className='picture-in-picture__header'>
+        <Link to={`/statuses/${statusId}`} className='picture-in-picture__header__account'>
+          <Avatar account={account} size={36} />
+          <DisplayName account={account} />
+        </Link>
+
+        <IconButton icon='times' onClick={onClose} title='Close' />
+      </div>
+    );
+  }
+
+}
diff --git a/app/javascript/mastodon/features/picture_in_picture/index.js b/app/javascript/mastodon/features/picture_in_picture/index.js
new file mode 100644
index 000000000..1e59fbcd3
--- /dev/null
+++ b/app/javascript/mastodon/features/picture_in_picture/index.js
@@ -0,0 +1,85 @@
+import React from 'react';
+import { connect } from 'react-redux';
+import PropTypes from 'prop-types';
+import Video from 'mastodon/features/video';
+import Audio from 'mastodon/features/audio';
+import { removePictureInPicture } from 'mastodon/actions/picture_in_picture';
+import Header from './components/header';
+import Footer from './components/footer';
+
+const mapStateToProps = state => ({
+  ...state.get('picture_in_picture'),
+});
+
+export default @connect(mapStateToProps)
+class PictureInPicture extends React.Component {
+
+  static propTypes = {
+    statusId: PropTypes.string,
+    accountId: PropTypes.string,
+    type: PropTypes.string,
+    src: PropTypes.string,
+    muted: PropTypes.bool,
+    volume: PropTypes.number,
+    currentTime: PropTypes.number,
+    poster: PropTypes.string,
+    backgroundColor: PropTypes.string,
+    foregroundColor: PropTypes.string,
+    accentColor: PropTypes.string,
+    dispatch: PropTypes.func.isRequired,
+  };
+
+  handleClose = () => {
+    const { dispatch } = this.props;
+    dispatch(removePictureInPicture());
+  }
+
+  render () {
+    const { type, src, currentTime, accountId, statusId } = this.props;
+
+    if (!currentTime) {
+      return null;
+    }
+
+    let player;
+
+    if (type === 'video') {
+      player = (
+        <Video
+          src={src}
+          currentTime={this.props.currentTime}
+          volume={this.props.volume}
+          muted={this.props.muted}
+          autoPlay
+          inline
+          alwaysVisible
+        />
+      );
+    } else if (type === 'audio') {
+      player = (
+        <Audio
+          src={src}
+          currentTime={this.props.currentTime}
+          volume={this.props.volume}
+          muted={this.props.muted}
+          poster={this.props.poster}
+          backgroundColor={this.props.backgroundColor}
+          foregroundColor={this.props.foregroundColor}
+          accentColor={this.props.accentColor}
+          autoPlay
+        />
+      );
+    }
+
+    return (
+      <div className='picture-in-picture'>
+        <Header accountId={accountId} statusId={statusId} onClose={this.handleClose} />
+
+        {player}
+
+        <Footer statusId={statusId} />
+      </div>
+    );
+  }
+
+}
diff --git a/app/javascript/mastodon/features/status/components/detailed_status.js b/app/javascript/mastodon/features/status/components/detailed_status.js
index b1ae0b2cc..c2b883f7f 100644
--- a/app/javascript/mastodon/features/status/components/detailed_status.js
+++ b/app/javascript/mastodon/features/status/components/detailed_status.js
@@ -15,6 +15,7 @@ import scheduleIdleTask from '../../ui/util/schedule_idle_task';
 import classNames from 'classnames';
 import Icon from 'mastodon/components/icon';
 import AnimatedNumber from 'mastodon/components/animated_number';
+import PictureInPicturePlaceholder from 'mastodon/components/picture_in_picture_placeholder';
 
 const messages = defineMessages({
   public_short: { id: 'privacy.public.short', defaultMessage: 'Public' },
@@ -40,6 +41,7 @@ class DetailedStatus extends ImmutablePureComponent {
     domain: PropTypes.string.isRequired,
     compact: PropTypes.bool,
     showMedia: PropTypes.bool,
+    usingPiP: PropTypes.bool,
     onToggleMediaVisibility: PropTypes.func,
   };
 
@@ -100,7 +102,7 @@ class DetailedStatus extends ImmutablePureComponent {
   render () {
     const status = (this.props.status && this.props.status.get('reblog')) ? this.props.status.get('reblog') : this.props.status;
     const outerStyle = { boxSizing: 'border-box' };
-    const { intl, compact } = this.props;
+    const { intl, compact, usingPiP } = this.props;
 
     if (!status) {
       return null;
@@ -116,7 +118,9 @@ class DetailedStatus extends ImmutablePureComponent {
       outerStyle.height = `${this.state.height}px`;
     }
 
-    if (status.get('media_attachments').size > 0) {
+    if (usingPiP) {
+      media = <PictureInPicturePlaceholder />;
+    } else if (status.get('media_attachments').size > 0) {
       if (status.getIn(['media_attachments', 0, 'type']) === 'audio') {
         const attachment = status.getIn(['media_attachments', 0]);
 
diff --git a/app/javascript/mastodon/features/status/index.js b/app/javascript/mastodon/features/status/index.js
index 179df53a1..cf3a5fa44 100644
--- a/app/javascript/mastodon/features/status/index.js
+++ b/app/javascript/mastodon/features/status/index.js
@@ -143,6 +143,7 @@ const makeMapStateToProps = () => {
       descendantsIds,
       askReplyConfirmation: state.getIn(['compose', 'text']).trim().length !== 0,
       domain: state.getIn(['meta', 'domain']),
+      usingPiP: state.get('picture_in_picture').statusId === props.params.statusId,
     };
   };
 
@@ -167,6 +168,7 @@ class Status extends ImmutablePureComponent {
     askReplyConfirmation: PropTypes.bool,
     multiColumn: PropTypes.bool,
     domain: PropTypes.string.isRequired,
+    usingPiP: PropTypes.bool,
   };
 
   state = {
@@ -492,7 +494,7 @@ class Status extends ImmutablePureComponent {
 
   render () {
     let ancestors, descendants;
-    const { shouldUpdateScroll, status, ancestorsIds, descendantsIds, intl, domain, multiColumn } = this.props;
+    const { shouldUpdateScroll, status, ancestorsIds, descendantsIds, intl, domain, multiColumn, usingPiP } = this.props;
     const { fullscreen } = this.state;
 
     if (status === null) {
@@ -550,6 +552,7 @@ class Status extends ImmutablePureComponent {
                   domain={domain}
                   showMedia={this.state.showMedia}
                   onToggleMediaVisibility={this.handleToggleMediaVisibility}
+                  usingPiP={usingPiP}
                 />
 
                 <ActionBar
diff --git a/app/javascript/mastodon/features/ui/components/media_modal.js b/app/javascript/mastodon/features/ui/components/media_modal.js
index d7f97f210..a02e3bbd7 100644
--- a/app/javascript/mastodon/features/ui/components/media_modal.js
+++ b/app/javascript/mastodon/features/ui/components/media_modal.js
@@ -160,7 +160,7 @@ class MediaModal extends ImmutablePureComponent {
             src={image.get('url')}
             width={image.get('width')}
             height={image.get('height')}
-            startTime={time || 0}
+            currentTime={time || 0}
             onCloseVideo={onClose}
             detailed
             alt={image.get('description')}
diff --git a/app/javascript/mastodon/features/ui/components/video_modal.js b/app/javascript/mastodon/features/ui/components/video_modal.js
index e28bd5b49..9a07e7c4d 100644
--- a/app/javascript/mastodon/features/ui/components/video_modal.js
+++ b/app/javascript/mastodon/features/ui/components/video_modal.js
@@ -66,9 +66,9 @@ export default class VideoModal extends ImmutablePureComponent {
             preview={media.get('preview_url')}
             blurhash={media.get('blurhash')}
             src={media.get('url')}
-            startTime={options.startTime}
+            currentTime={options.startTime}
             autoPlay={options.autoPlay}
-            defaultVolume={options.defaultVolume}
+            volume={options.defaultVolume}
             onCloseVideo={onClose}
             detailed
             alt={media.get('description')}
diff --git a/app/javascript/mastodon/features/ui/index.js b/app/javascript/mastodon/features/ui/index.js
index 553cb3365..d05133507 100644
--- a/app/javascript/mastodon/features/ui/index.js
+++ b/app/javascript/mastodon/features/ui/index.js
@@ -16,11 +16,12 @@ import { expandNotifications } from '../../actions/notifications';
 import { fetchFilters } from '../../actions/filters';
 import { clearHeight } from '../../actions/height_cache';
 import { focusApp, unfocusApp } from 'mastodon/actions/app';
-import { synchronouslySubmitMarkers } from 'mastodon/actions/markers';
+import { synchronouslySubmitMarkers, submitMarkers, fetchMarkers } from 'mastodon/actions/markers';
 import { WrappedSwitch, WrappedRoute } from './util/react_router_helpers';
 import UploadArea from './components/upload_area';
 import ColumnsAreaContainer from './containers/columns_area_container';
 import DocumentTitle from './components/document_title';
+import PictureInPicture from 'mastodon/features/picture_in_picture';
 import {
   Compose,
   Status,
@@ -265,6 +266,7 @@ class UI extends React.PureComponent {
 
   handleWindowFocus = () => {
     this.props.dispatch(focusApp());
+    this.props.dispatch(submitMarkers());
   }
 
   handleWindowBlur = () => {
@@ -368,6 +370,7 @@ class UI extends React.PureComponent {
       window.setTimeout(() => Notification.requestPermission(), 120 * 1000);
     }
 
+    this.props.dispatch(fetchMarkers());
     this.props.dispatch(expandHomeTimeline());
     this.props.dispatch(expandNotifications());
 
@@ -545,6 +548,7 @@ class UI extends React.PureComponent {
             {children}
           </SwitchingColumnsArea>
 
+          <PictureInPicture />
           <NotificationsContainer />
           <LoadingBarContainer className='loading-bar' />
           <ModalContainer />
diff --git a/app/javascript/mastodon/features/video/index.js b/app/javascript/mastodon/features/video/index.js
index 99dcdca22..54c3baf76 100644
--- a/app/javascript/mastodon/features/video/index.js
+++ b/app/javascript/mastodon/features/video/index.js
@@ -104,20 +104,23 @@ class Video extends React.PureComponent {
     width: PropTypes.number,
     height: PropTypes.number,
     sensitive: PropTypes.bool,
-    startTime: PropTypes.number,
+    currentTime: PropTypes.number,
     onOpenVideo: PropTypes.func,
     onCloseVideo: PropTypes.func,
     detailed: PropTypes.bool,
     inline: PropTypes.bool,
     editable: PropTypes.bool,
+    alwaysVisible: PropTypes.bool,
     cacheWidth: PropTypes.func,
     visible: PropTypes.bool,
     onToggleVisibility: PropTypes.func,
+    deployPictureInPicture: PropTypes.func,
     intl: PropTypes.object.isRequired,
     blurhash: PropTypes.string,
     link: PropTypes.node,
     autoPlay: PropTypes.bool,
-    defaultVolume: PropTypes.number,
+    volume: PropTypes.number,
+    muted: PropTypes.bool,
   };
 
   state = {
@@ -297,6 +300,15 @@ class Video extends React.PureComponent {
     document.removeEventListener('webkitfullscreenchange', this.handleFullscreenChange, true);
     document.removeEventListener('mozfullscreenchange', this.handleFullscreenChange, true);
     document.removeEventListener('MSFullscreenChange', this.handleFullscreenChange, true);
+
+    if (!this.state.paused && this.video && this.props.deployPictureInPicture) {
+      this.props.deployPictureInPicture('video', {
+        src: this.props.src,
+        currentTime: this.video.currentTime,
+        muted: this.video.muted,
+        volume: this.video.volume,
+      });
+    }
   }
 
   componentWillReceiveProps (nextProps) {
@@ -328,7 +340,18 @@ class Video extends React.PureComponent {
     const inView = (top <= (window.innerHeight || document.documentElement.clientHeight)) && (top + height >= 0);
 
     if (!this.state.paused && !inView) {
-      this.setState({ paused: true }, () => this.video.pause());
+      this.video.pause();
+
+      if (this.props.deployPictureInPicture) {
+        this.props.deployPictureInPicture('video', {
+          src: this.props.src,
+          currentTime: this.video.currentTime,
+          muted: this.video.muted,
+          volume: this.video.volume,
+        });
+      }
+
+      this.setState({ paused: true });
     }
   }, 150, { trailing: true })
 
@@ -361,15 +384,21 @@ class Video extends React.PureComponent {
   }
 
   handleLoadedData = () => {
-    if (this.props.startTime) {
-      this.video.currentTime = this.props.startTime;
+    const { currentTime, volume, muted, autoPlay } = this.props;
+
+    if (currentTime) {
+      this.video.currentTime = currentTime;
     }
 
-    if (this.props.defaultVolume !== undefined) {
-      this.video.volume = this.props.defaultVolume;
+    if (volume !== undefined) {
+      this.video.volume = volume;
+    }
+
+    if (muted !== undefined) {
+      this.video.muted = muted;
     }
 
-    if (this.props.autoPlay) {
+    if (autoPlay) {
       this.video.play();
     }
   }
@@ -414,9 +443,9 @@ class Video extends React.PureComponent {
   }
 
   render () {
-    const { preview, src, inline, startTime, onOpenVideo, onCloseVideo, intl, alt, detailed, sensitive, link, editable, blurhash } = this.props;
+    const { preview, src, inline, onOpenVideo, onCloseVideo, intl, alt, detailed, sensitive, link, editable, blurhash } = this.props;
     const { containerWidth, currentTime, duration, volume, buffer, dragging, paused, fullscreen, hovered, muted, revealed } = this.state;
-    const progress = (currentTime / duration) * 100;
+    const progress = Math.min((currentTime / duration) * 100, 100);
     const playerStyle = {};
 
     let { width, height } = this.props;
@@ -430,7 +459,7 @@ class Video extends React.PureComponent {
 
     let preload;
 
-    if (startTime || fullscreen || dragging) {
+    if (this.props.currentTime || fullscreen || dragging) {
       preload = 'auto';
     } else if (detailed) {
       preload = 'metadata';
@@ -530,7 +559,7 @@ class Video extends React.PureComponent {
             </div>
 
             <div className='video-player__buttons right'>
-              {(!onCloseVideo && !editable && !fullscreen) && <button type='button' title={intl.formatMessage(messages.hide)} aria-label={intl.formatMessage(messages.hide)} onClick={this.toggleReveal}><Icon id='eye-slash' fixedWidth /></button>}
+              {(!onCloseVideo && !editable && !fullscreen && !this.props.alwaysVisible) && <button type='button' title={intl.formatMessage(messages.hide)} aria-label={intl.formatMessage(messages.hide)} onClick={this.toggleReveal}><Icon id='eye-slash' fixedWidth /></button>}
               {(!fullscreen && onOpenVideo) && <button type='button' title={intl.formatMessage(messages.expand)} aria-label={intl.formatMessage(messages.expand)} onClick={this.handleOpenVideo}><Icon id='expand' fixedWidth /></button>}
               {onCloseVideo && <button type='button' title={intl.formatMessage(messages.close)} aria-label={intl.formatMessage(messages.close)} onClick={this.handleCloseVideo}><Icon id='compress' fixedWidth /></button>}
               <button type='button' title={intl.formatMessage(fullscreen ? messages.exit_fullscreen : messages.fullscreen)} aria-label={intl.formatMessage(fullscreen ? messages.exit_fullscreen : messages.fullscreen)} onClick={this.toggleFullscreen}><Icon id={fullscreen ? 'compress' : 'arrows-alt'} fixedWidth /></button>
diff --git a/app/javascript/mastodon/reducers/index.js b/app/javascript/mastodon/reducers/index.js
index 3823bb05e..a8fb69c27 100644
--- a/app/javascript/mastodon/reducers/index.js
+++ b/app/javascript/mastodon/reducers/index.js
@@ -36,6 +36,7 @@ import trends from './trends';
 import missed_updates from './missed_updates';
 import announcements from './announcements';
 import markers from './markers';
+import picture_in_picture from './picture_in_picture';
 
 const reducers = {
   announcements,
@@ -75,6 +76,7 @@ const reducers = {
   trends,
   missed_updates,
   markers,
+  picture_in_picture,
 };
 
 export default combineReducers(reducers);
diff --git a/app/javascript/mastodon/reducers/notifications.js b/app/javascript/mastodon/reducers/notifications.js
index ed1ba0272..b01db806f 100644
--- a/app/javascript/mastodon/reducers/notifications.js
+++ b/app/javascript/mastodon/reducers/notifications.js
@@ -9,6 +9,7 @@ import {
   NOTIFICATIONS_LOAD_PENDING,
   NOTIFICATIONS_MOUNT,
   NOTIFICATIONS_UNMOUNT,
+  NOTIFICATIONS_MARK_AS_READ,
 } from '../actions/notifications';
 import {
   ACCOUNT_BLOCK_SUCCESS,
@@ -16,6 +17,13 @@ import {
   FOLLOW_REQUEST_AUTHORIZE_SUCCESS,
   FOLLOW_REQUEST_REJECT_SUCCESS,
 } from '../actions/accounts';
+import {
+  MARKERS_FETCH_SUCCESS,
+} from '../actions/markers';
+import {
+  APP_FOCUS,
+  APP_UNFOCUS,
+} from '../actions/app';
 import { DOMAIN_BLOCK_SUCCESS } from 'mastodon/actions/domain_blocks';
 import { TIMELINE_DELETE, TIMELINE_DISCONNECT } from '../actions/timelines';
 import { Map as ImmutableMap, List as ImmutableList } from 'immutable';
@@ -26,8 +34,11 @@ const initialState = ImmutableMap({
   items: ImmutableList(),
   hasMore: true,
   top: false,
-  mounted: false,
+  mounted: 0,
   unread: 0,
+  lastReadId: '0',
+  readMarkerId: '0',
+  isTabVisible: true,
   isLoading: false,
 });
 
@@ -46,8 +57,10 @@ const normalizeNotification = (state, notification, usePendingItems) => {
     return state.update('pendingItems', list => list.unshift(notificationToMap(notification))).update('unread', unread => unread + 1);
   }
 
-  if (!top) {
+  if (shouldCountUnreadNotifications(state)) {
     state = state.update('unread', unread => unread + 1);
+  } else {
+    state = state.set('lastReadId', notification.id);
   }
 
   return state.update('items', list => {
@@ -60,6 +73,7 @@ const normalizeNotification = (state, notification, usePendingItems) => {
 };
 
 const expandNormalizedNotifications = (state, notifications, next, isLoadingRecent, usePendingItems) => {
+  const lastReadId = state.get('lastReadId');
   let items = ImmutableList();
 
   notifications.forEach((n, i) => {
@@ -87,6 +101,15 @@ const expandNormalizedNotifications = (state, notifications, next, isLoadingRece
       mutable.set('hasMore', false);
     }
 
+    if (shouldCountUnreadNotifications(state)) {
+      mutable.update('unread', unread => unread + items.count(item => compareId(item.get('id'), lastReadId) > 0));
+    } else {
+      const mostRecent = items.find(item => item !== null);
+      if (mostRecent && compareId(lastReadId, mostRecent.get('id')) < 0) {
+        mutable.set('lastReadId', mostRecent.get('id'));
+      }
+    }
+
     mutable.set('isLoading', false);
   });
 };
@@ -96,21 +119,92 @@ const filterNotifications = (state, accountIds, type) => {
   return state.update('items', helper).update('pendingItems', helper);
 };
 
+const clearUnread = (state) => {
+  state = state.set('unread', state.get('pendingItems').size);
+  const lastNotification = state.get('items').find(item => item !== null);
+  return state.set('lastReadId', lastNotification ? lastNotification.get('id') : '0');
+};
+
 const updateTop = (state, top) => {
-  if (top) {
-    state = state.set('unread', state.get('pendingItems').size);
+  state = state.set('top', top);
+
+  if (!shouldCountUnreadNotifications(state)) {
+    state = clearUnread(state);
   }
 
-  return state.set('top', top);
+  return state;
 };
 
 const deleteByStatus = (state, statusId) => {
+  const lastReadId = state.get('lastReadId');
+
+  if (shouldCountUnreadNotifications(state)) {
+    const deletedUnread = state.get('items').filter(item => item !== null && item.get('status') === statusId && compareId(item.get('id'), lastReadId) > 0);
+    state = state.update('unread', unread => unread - deletedUnread.size);
+  }
+
   const helper = list => list.filterNot(item => item !== null && item.get('status') === statusId);
+  const deletedUnread = state.get('pendingItems').filter(item => item !== null && item.get('status') === statusId && compareId(item.get('id'), lastReadId) > 0);
+  state = state.update('unread', unread => unread - deletedUnread.size);
   return state.update('items', helper).update('pendingItems', helper);
 };
 
+const updateMounted = (state) => {
+  state = state.update('mounted', count => count + 1);
+  if (!shouldCountUnreadNotifications(state)) {
+    state = state.set('readMarkerId', state.get('lastReadId'));
+    state = clearUnread(state);
+  }
+  return state;
+};
+
+const updateVisibility = (state, visibility) => {
+  state = state.set('isTabVisible', visibility);
+  if (!shouldCountUnreadNotifications(state)) {
+    state = state.set('readMarkerId', state.get('lastReadId'));
+    state = clearUnread(state);
+  }
+  return state;
+};
+
+const shouldCountUnreadNotifications = (state) => {
+  const isTabVisible   = state.get('isTabVisible');
+  const isOnTop        = state.get('top');
+  const isMounted      = state.get('mounted') > 0;
+  const lastReadId     = state.get('lastReadId');
+  const lastItemReached = !state.get('hasMore') || lastReadId === '0' || (!state.get('items').isEmpty() && compareId(state.get('items').last().get('id'), lastReadId) <= 0);
+
+  return !(isTabVisible && isOnTop && isMounted && lastItemReached);
+};
+
+const recountUnread = (state, last_read_id) => {
+  return state.withMutations(mutable => {
+    if (compareId(last_read_id, mutable.get('lastReadId')) > 0) {
+      mutable.set('lastReadId', last_read_id);
+    }
+
+    if (compareId(last_read_id, mutable.get('readMarkerId')) > 0) {
+      mutable.set('readMarkerId', last_read_id);
+    }
+
+    if (state.get('unread') > 0 || shouldCountUnreadNotifications(state)) {
+      mutable.set('unread', mutable.get('pendingItems').count(item => item !== null) + mutable.get('items').count(item => item && compareId(item.get('id'), last_read_id) > 0));
+    }
+  });
+};
+
 export default function notifications(state = initialState, action) {
   switch(action.type) {
+  case MARKERS_FETCH_SUCCESS:
+    return action.markers.notifications ? recountUnread(state, action.markers.notifications.last_read_id) : state;
+  case NOTIFICATIONS_MOUNT:
+    return updateMounted(state);
+  case NOTIFICATIONS_UNMOUNT:
+    return state.update('mounted', count => count - 1);
+  case APP_FOCUS:
+    return updateVisibility(state, true);
+  case APP_UNFOCUS:
+    return updateVisibility(state, false);
   case NOTIFICATIONS_LOAD_PENDING:
     return state.update('items', list => state.get('pendingItems').concat(list.take(40))).set('pendingItems', ImmutableList()).set('unread', 0);
   case NOTIFICATIONS_EXPAND_REQUEST:
@@ -144,10 +238,9 @@ export default function notifications(state = initialState, action) {
     return action.timeline === 'home' ?
       state.update(action.usePendingItems ? 'pendingItems' : 'items', items => items.first() ? items.unshift(null) : items) :
       state;
-  case NOTIFICATIONS_MOUNT:
-    return state.set('mounted', true);
-  case NOTIFICATIONS_UNMOUNT:
-    return state.set('mounted', false);
+  case NOTIFICATIONS_MARK_AS_READ:
+    const lastNotification = state.get('items').find(item => item !== null);
+    return lastNotification ? recountUnread(state, lastNotification.get('id')) : state;
   default:
     return state;
   }
diff --git a/app/javascript/mastodon/reducers/picture_in_picture.js b/app/javascript/mastodon/reducers/picture_in_picture.js
new file mode 100644
index 000000000..06cd8c5e8
--- /dev/null
+++ b/app/javascript/mastodon/reducers/picture_in_picture.js
@@ -0,0 +1,22 @@
+import { PICTURE_IN_PICTURE_DEPLOY, PICTURE_IN_PICTURE_REMOVE } from 'mastodon/actions/picture_in_picture';
+
+const initialState = {
+  statusId: null,
+  accountId: null,
+  type: null,
+  src: null,
+  muted: false,
+  volume: 0,
+  currentTime: 0,
+};
+
+export default function pictureInPicture(state = initialState, action) {
+  switch(action.type) {
+  case PICTURE_IN_PICTURE_DEPLOY:
+    return { statusId: action.statusId, accountId: action.accountId, type: action.playerType, ...action.props };
+  case PICTURE_IN_PICTURE_REMOVE:
+    return { ...initialState };
+  default:
+    return state;
+  }
+};
diff --git a/app/javascript/styles/contrast/diff.scss b/app/javascript/styles/contrast/diff.scss
index 5a40e7d79..841ed6648 100644
--- a/app/javascript/styles/contrast/diff.scss
+++ b/app/javascript/styles/contrast/diff.scss
@@ -75,3 +75,8 @@
 .public-layout .public-account-header__tabs__tabs .counter.active::after {
   border-bottom: 4px solid $ui-highlight-color;
 }
+
+.compose-form .autosuggest-textarea__textarea::placeholder,
+.compose-form .spoiler-input__input::placeholder {
+  color: $inverted-text-color;
+}
diff --git a/app/javascript/styles/mastodon/components.scss b/app/javascript/styles/mastodon/components.scss
index 4f4507b37..ff4bb3428 100644
--- a/app/javascript/styles/mastodon/components.scss
+++ b/app/javascript/styles/mastodon/components.scss
@@ -163,7 +163,8 @@
 }
 
 .icon-button {
-  display: inline-block;
+  display: inline-flex;
+  align-items: center;
   padding: 0;
   color: $action-button-color;
   border: 0;
@@ -245,6 +246,14 @@
       background: rgba($base-overlay-background, 0.9);
     }
   }
+
+  &__counter {
+    display: inline-block;
+    width: 14px;
+    margin-left: 4px;
+    font-size: 12px;
+    font-weight: 500;
+  }
 }
 
 .text-icon-button {
@@ -1139,24 +1148,6 @@
   align-items: center;
   display: flex;
   margin-top: 8px;
-
-  &__counter {
-    display: inline-flex;
-    margin-right: 11px;
-    align-items: center;
-
-    .status__action-bar-button {
-      margin-right: 4px;
-    }
-
-    &__label {
-      display: inline-block;
-      width: 14px;
-      font-size: 12px;
-      font-weight: 500;
-      color: $action-button-color;
-    }
-  }
 }
 
 .status__action-bar-button {
@@ -6502,6 +6493,10 @@ noscript {
         padding: 2px;
       }
 
+      & > .icon-button {
+        margin-right: 8px;
+      }
+
       .button {
         margin: 0 8px;
       }
@@ -7011,3 +7006,119 @@ noscript {
     }
   }
 }
+
+.notification,
+.status__wrapper {
+  position: relative;
+
+  &.unread {
+    &::before {
+      content: "";
+      position: absolute;
+      top: 0;
+      left: 0;
+      pointer-events: 0;
+      width: 100%;
+      height: 100%;
+      border-left: 2px solid $highlight-text-color;
+      pointer-events: none;
+    }
+  }
+}
+
+.picture-in-picture {
+  position: fixed;
+  bottom: 20px;
+  right: 20px;
+  width: 300px;
+
+  &__footer {
+    border-radius: 0 0 4px 4px;
+    background: lighten($ui-base-color, 4%);
+    padding: 10px;
+    padding-top: 12px;
+    display: flex;
+    justify-content: space-between;
+  }
+
+  &__header {
+    border-radius: 4px 4px 0 0;
+    background: lighten($ui-base-color, 4%);
+    padding: 10px;
+    display: flex;
+    justify-content: space-between;
+
+    &__account {
+      display: flex;
+      text-decoration: none;
+    }
+
+    .account__avatar {
+      margin-right: 10px;
+    }
+
+    .display-name {
+      color: $primary-text-color;
+      text-decoration: none;
+
+      strong,
+      span {
+        display: block;
+        text-overflow: ellipsis;
+        overflow: hidden;
+      }
+
+      span {
+        color: $darker-text-color;
+      }
+    }
+  }
+
+  .video-player,
+  .audio-player {
+    border-radius: 0;
+  }
+
+  @media screen and (max-width: 415px) {
+    width: 210px;
+    bottom: 10px;
+    right: 10px;
+
+    &__footer {
+      display: none;
+    }
+
+    .video-player,
+    .audio-player {
+      border-radius: 0 0 4px 4px;
+    }
+  }
+}
+
+.picture-in-picture-placeholder {
+  box-sizing: border-box;
+  border: 2px dashed lighten($ui-base-color, 8%);
+  background: $base-shadow-color;
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+  margin-top: 10px;
+  font-size: 16px;
+  font-weight: 500;
+  cursor: pointer;
+  color: $darker-text-color;
+
+  i {
+    display: block;
+    font-size: 24px;
+    font-weight: 400;
+    margin-bottom: 10px;
+  }
+
+  &:hover,
+  &:focus,
+  &:active {
+    border-color: lighten($ui-base-color, 12%);
+  }
+}
diff --git a/app/lib/activitypub/activity.rb b/app/lib/activitypub/activity.rb
index 94aee7939..224451f41 100644
--- a/app/lib/activitypub/activity.rb
+++ b/app/lib/activitypub/activity.rb
@@ -118,13 +118,13 @@ class ActivityPub::Activity
   end
 
   def notify_about_reblog(status)
-    NotifyService.new.call(status.reblog.account, status)
+    NotifyService.new.call(status.reblog.account, :reblog, status)
   end
 
   def notify_about_mentions(status)
     status.active_mentions.includes(:account).each do |mention|
       next unless mention.account.local? && audience_includes?(mention.account)
-      NotifyService.new.call(mention.account, mention)
+      NotifyService.new.call(mention.account, :mention, mention)
     end
   end
 
diff --git a/app/lib/activitypub/activity/delete.rb b/app/lib/activitypub/activity/delete.rb
index dc9ff580c..09b9e5e0e 100644
--- a/app/lib/activitypub/activity/delete.rb
+++ b/app/lib/activitypub/activity/delete.rb
@@ -13,7 +13,7 @@ class ActivityPub::Activity::Delete < ActivityPub::Activity
 
   def delete_person
     lock_or_return("delete_in_progress:#{@account.id}") do
-      SuspendAccountService.new.call(@account, reserve_username: false)
+      DeleteAccountService.new.call(@account, reserve_username: false)
     end
   end
 
diff --git a/app/lib/activitypub/activity/follow.rb b/app/lib/activitypub/activity/follow.rb
index ec92f4255..0beec68ab 100644
--- a/app/lib/activitypub/activity/follow.rb
+++ b/app/lib/activitypub/activity/follow.rb
@@ -22,10 +22,10 @@ class ActivityPub::Activity::Follow < ActivityPub::Activity
     follow_request = FollowRequest.create!(account: @account, target_account: target_account, uri: @json['id'])
 
     if target_account.locked? || @account.silenced?
-      NotifyService.new.call(target_account, follow_request)
+      NotifyService.new.call(target_account, :follow_request, follow_request)
     else
       AuthorizeFollowService.new.call(@account, target_account)
-      NotifyService.new.call(target_account, ::Follow.find_by(account: @account, target_account: target_account))
+      NotifyService.new.call(target_account, :follow, ::Follow.find_by(account: @account, target_account: target_account))
     end
   end
 
diff --git a/app/lib/activitypub/activity/like.rb b/app/lib/activitypub/activity/like.rb
index 674d5fe47..c065f01f8 100644
--- a/app/lib/activitypub/activity/like.rb
+++ b/app/lib/activitypub/activity/like.rb
@@ -7,6 +7,6 @@ class ActivityPub::Activity::Like < ActivityPub::Activity
     return if original_status.nil? || !original_status.account.local? || delete_arrived_first?(@json['id']) || @account.favourited?(original_status)
 
     favourite = original_status.favourites.create!(account: @account)
-    NotifyService.new.call(original_status.account, favourite)
+    NotifyService.new.call(original_status.account, :favourite, favourite)
   end
 end
diff --git a/app/lib/request.rb b/app/lib/request.rb
index 89fbeaf95..38048dad7 100644
--- a/app/lib/request.rb
+++ b/app/lib/request.rb
@@ -253,7 +253,15 @@ class Request
       alias new open
 
       def check_private_address(address)
-        raise Mastodon::HostValidationError if PrivateAddressCheck.private_address?(IPAddr.new(address.to_s))
+        addr = IPAddr.new(address.to_s)
+        return if private_address_exceptions.any? { |range| range.include?(addr) }
+        raise Mastodon::HostValidationError if PrivateAddressCheck.private_address?(addr)
+      end
+
+      def private_address_exceptions
+        @private_address_exceptions = begin
+          (ENV['ALLOWED_PRIVATE_ADDRESSES'] || '').split(',').map { |addr| IPAddr.new(addr) }
+        end
       end
     end
   end
diff --git a/app/mailers/notification_mailer.rb b/app/mailers/notification_mailer.rb
index 9d8a7886c..54db892cc 100644
--- a/app/mailers/notification_mailer.rb
+++ b/app/mailers/notification_mailer.rb
@@ -10,7 +10,7 @@ class NotificationMailer < ApplicationMailer
     @me     = recipient
     @status = notification.target_status
 
-    return if @me.user.disabled? || @status.nil?
+    return unless @me.user.functional? && @status.present?
 
     locale_for_account(@me) do
       thread_by_conversation(@status.conversation)
@@ -22,7 +22,7 @@ class NotificationMailer < ApplicationMailer
     @me      = recipient
     @account = notification.from_account
 
-    return if @me.user.disabled?
+    return unless @me.user.functional?
 
     locale_for_account(@me) do
       mail to: @me.user.email, subject: I18n.t('notification_mailer.follow.subject', name: @account.acct)
@@ -34,7 +34,7 @@ class NotificationMailer < ApplicationMailer
     @account = notification.from_account
     @status  = notification.target_status
 
-    return if @me.user.disabled? || @status.nil?
+    return unless @me.user.functional? && @status.present?
 
     locale_for_account(@me) do
       thread_by_conversation(@status.conversation)
@@ -47,7 +47,7 @@ class NotificationMailer < ApplicationMailer
     @account = notification.from_account
     @status  = notification.target_status
 
-    return if @me.user.disabled? || @status.nil?
+    return unless @me.user.functional? && @status.present?
 
     locale_for_account(@me) do
       thread_by_conversation(@status.conversation)
@@ -59,7 +59,7 @@ class NotificationMailer < ApplicationMailer
     @me      = recipient
     @account = notification.from_account
 
-    return if @me.user.disabled?
+    return unless @me.user.functional?
 
     locale_for_account(@me) do
       mail to: @me.user.email, subject: I18n.t('notification_mailer.follow_request.subject', name: @account.acct)
@@ -67,7 +67,7 @@ class NotificationMailer < ApplicationMailer
   end
 
   def digest(recipient, **opts)
-    return if recipient.user.disabled?
+    return unless recipient.user.functional?
 
     @me                  = recipient
     @since               = opts[:since] || [@me.user.last_emailed_at, (@me.user.current_sign_in_at + 1.day)].compact.max
@@ -88,8 +88,10 @@ class NotificationMailer < ApplicationMailer
 
   def thread_by_conversation(conversation)
     return if conversation.nil?
+
     msg_id = "<conversation-#{conversation.id}.#{conversation.created_at.strftime('%Y-%m-%d')}@#{Rails.configuration.x.local_domain}>"
+
     headers['In-Reply-To'] = msg_id
-    headers['References'] = msg_id
+    headers['References']  = msg_id
   end
 end
diff --git a/app/mailers/user_mailer.rb b/app/mailers/user_mailer.rb
index b55768551..95996ba3f 100644
--- a/app/mailers/user_mailer.rb
+++ b/app/mailers/user_mailer.rb
@@ -15,7 +15,7 @@ class UserMailer < Devise::Mailer
     @token    = token
     @instance = Rails.configuration.x.local_domain
 
-    return if @resource.disabled?
+    return unless @resource.active_for_authentication?
 
     I18n.with_locale(@resource.locale || I18n.default_locale) do
       mail to: @resource.unconfirmed_email.presence || @resource.email,
@@ -29,7 +29,7 @@ class UserMailer < Devise::Mailer
     @token    = token
     @instance = Rails.configuration.x.local_domain
 
-    return if @resource.disabled?
+    return unless @resource.active_for_authentication?
 
     I18n.with_locale(@resource.locale || I18n.default_locale) do
       mail to: @resource.email, subject: I18n.t('devise.mailer.reset_password_instructions.subject')
@@ -40,7 +40,7 @@ class UserMailer < Devise::Mailer
     @resource = user
     @instance = Rails.configuration.x.local_domain
 
-    return if @resource.disabled?
+    return unless @resource.active_for_authentication?
 
     I18n.with_locale(@resource.locale || I18n.default_locale) do
       mail to: @resource.email, subject: I18n.t('devise.mailer.password_change.subject')
@@ -51,7 +51,7 @@ class UserMailer < Devise::Mailer
     @resource = user
     @instance = Rails.configuration.x.local_domain
 
-    return if @resource.disabled?
+    return unless @resource.active_for_authentication?
 
     I18n.with_locale(@resource.locale || I18n.default_locale) do
       mail to: @resource.email, subject: I18n.t('devise.mailer.email_changed.subject')
@@ -62,7 +62,7 @@ class UserMailer < Devise::Mailer
     @resource = user
     @instance = Rails.configuration.x.local_domain
 
-    return if @resource.disabled?
+    return unless @resource.active_for_authentication?
 
     I18n.with_locale(@resource.locale || I18n.default_locale) do
       mail to: @resource.email, subject: I18n.t('devise.mailer.two_factor_enabled.subject')
@@ -73,7 +73,7 @@ class UserMailer < Devise::Mailer
     @resource = user
     @instance = Rails.configuration.x.local_domain
 
-    return if @resource.disabled?
+    return unless @resource.active_for_authentication?
 
     I18n.with_locale(@resource.locale || I18n.default_locale) do
       mail to: @resource.email, subject: I18n.t('devise.mailer.two_factor_disabled.subject')
@@ -84,7 +84,7 @@ class UserMailer < Devise::Mailer
     @resource = user
     @instance = Rails.configuration.x.local_domain
 
-    return if @resource.disabled?
+    return unless @resource.active_for_authentication?
 
     I18n.with_locale(@resource.locale || I18n.default_locale) do
       mail to: @resource.email, subject: I18n.t('devise.mailer.two_factor_recovery_codes_changed.subject')
@@ -95,7 +95,7 @@ class UserMailer < Devise::Mailer
     @resource = user
     @instance = Rails.configuration.x.local_domain
 
-    return if @resource.disabled?
+    return unless @resource.active_for_authentication?
 
     I18n.with_locale(@resource.locale || I18n.default_locale) do
       mail to: @resource.email, subject: I18n.t('devise.mailer.webauthn_enabled.subject')
@@ -106,7 +106,7 @@ class UserMailer < Devise::Mailer
     @resource = user
     @instance = Rails.configuration.x.local_domain
 
-    return if @resource.disabled?
+    return unless @resource.active_for_authentication?
 
     I18n.with_locale(@resource.locale || I18n.default_locale) do
       mail to: @resource.email, subject: I18n.t('devise.mailer.webauthn_disabled.subject')
@@ -118,7 +118,7 @@ class UserMailer < Devise::Mailer
     @instance = Rails.configuration.x.local_domain
     @webauthn_credential = webauthn_credential
 
-    return if @resource.disabled?
+    return unless @resource.active_for_authentication?
 
     I18n.with_locale(@resource.locale || I18n.default_locale) do
       mail to: @resource.email, subject: I18n.t('devise.mailer.webauthn_credential.added.subject')
@@ -130,7 +130,7 @@ class UserMailer < Devise::Mailer
     @instance = Rails.configuration.x.local_domain
     @webauthn_credential = webauthn_credential
 
-    return if @resource.disabled?
+    return unless @resource.active_for_authentication?
 
     I18n.with_locale(@resource.locale || I18n.default_locale) do
       mail to: @resource.email, subject: I18n.t('devise.mailer.webauthn_credential.deleted.subject')
@@ -141,7 +141,7 @@ class UserMailer < Devise::Mailer
     @resource = user
     @instance = Rails.configuration.x.local_domain
 
-    return if @resource.disabled?
+    return unless @resource.active_for_authentication?
 
     I18n.with_locale(@resource.locale || I18n.default_locale) do
       mail to: @resource.email, subject: I18n.t('user_mailer.welcome.subject')
@@ -153,7 +153,7 @@ class UserMailer < Devise::Mailer
     @instance = Rails.configuration.x.local_domain
     @backup   = backup
 
-    return if @resource.disabled?
+    return unless @resource.active_for_authentication?
 
     I18n.with_locale(@resource.locale || I18n.default_locale) do
       mail to: @resource.email, subject: I18n.t('user_mailer.backup_ready.subject')
@@ -181,7 +181,7 @@ class UserMailer < Devise::Mailer
     @detection  = Browser.new(user_agent)
     @timestamp  = timestamp.to_time.utc
 
-    return if @resource.disabled?
+    return unless @resource.active_for_authentication?
 
     I18n.with_locale(@resource.locale || I18n.default_locale) do
       mail to: @resource.email,
diff --git a/app/models/account.rb b/app/models/account.rb
index 0b3c48543..3a6b38181 100644
--- a/app/models/account.rb
+++ b/app/models/account.rb
@@ -226,23 +226,20 @@ class Account < ApplicationRecord
 
   def suspend!(date = Time.now.utc)
     transaction do
-      user&.disable! if local?
+      create_deletion_request!
       update!(suspended_at: date)
     end
   end
 
   def unsuspend!
     transaction do
-      user&.enable! if local?
+      deletion_request&.destroy!
       update!(suspended_at: nil)
     end
   end
 
   def memorialize!
-    transaction do
-      user&.disable! if local?
-      update!(memorial: true)
-    end
+    update!(memorial: true)
   end
 
   def sign?
diff --git a/app/models/account_conversation.rb b/app/models/account_conversation.rb
index 5e2ddd083..56fd13543 100644
--- a/app/models/account_conversation.rb
+++ b/app/models/account_conversation.rb
@@ -38,15 +38,16 @@ class AccountConversation < ApplicationRecord
   class << self
     def to_a_paginated_by_id(limit, options = {})
       if options[:min_id]
-        paginate_by_min_id(limit, options[:min_id]).reverse
+        paginate_by_min_id(limit, options[:min_id], options[:max_id]).reverse
       else
         paginate_by_max_id(limit, options[:max_id], options[:since_id]).to_a
       end
     end
 
-    def paginate_by_min_id(limit, min_id = nil)
+    def paginate_by_min_id(limit, min_id = nil, max_id = nil)
       query = order(arel_table[:last_status_id].asc).limit(limit)
       query = query.where(arel_table[:last_status_id].gt(min_id)) if min_id.present?
+      query = query.where(arel_table[:last_status_id].lt(max_id)) if max_id.present?
       query
     end
 
diff --git a/app/models/account_deletion_request.rb b/app/models/account_deletion_request.rb
new file mode 100644
index 000000000..7d0c346cc
--- /dev/null
+++ b/app/models/account_deletion_request.rb
@@ -0,0 +1,20 @@
+# frozen_string_literal: true
+
+# == Schema Information
+#
+# Table name: account_deletion_requests
+#
+#  id         :bigint(8)        not null, primary key
+#  account_id :bigint(8)
+#  created_at :datetime         not null
+#  updated_at :datetime         not null
+#
+class AccountDeletionRequest < ApplicationRecord
+  DELAY_TO_DELETION = 30.days.freeze
+
+  belongs_to :account
+
+  def due_at
+    created_at + DELAY_TO_DELETION
+  end
+end
diff --git a/app/models/admin/account_action.rb b/app/models/admin/account_action.rb
index b30a82369..c4ac09520 100644
--- a/app/models/admin/account_action.rb
+++ b/app/models/admin/account_action.rb
@@ -134,7 +134,7 @@ class Admin::AccountAction
   end
 
   def process_email!
-    UserMailer.warning(target_account.user, warning, status_ids).deliver_now! if warnable?
+    UserMailer.warning(target_account.user, warning, status_ids).deliver_later! if warnable?
   end
 
   def warnable?
@@ -142,7 +142,7 @@ class Admin::AccountAction
   end
 
   def status_ids
-    @report.status_ids if @report && include_statuses
+    report.status_ids if report && include_statuses
   end
 
   def reports
diff --git a/app/models/concerns/account_associations.rb b/app/models/concerns/account_associations.rb
index cca3a17fa..98849f8fc 100644
--- a/app/models/concerns/account_associations.rb
+++ b/app/models/concerns/account_associations.rb
@@ -60,5 +60,8 @@ module AccountAssociations
     # Hashtags
     has_and_belongs_to_many :tags
     has_many :featured_tags, -> { includes(:tag) }, dependent: :destroy, inverse_of: :account
+
+    # Account deletion requests
+    has_one :deletion_request, class_name: 'AccountDeletionRequest', inverse_of: :account, dependent: :destroy
   end
 end
diff --git a/app/models/concerns/account_interactions.rb b/app/models/concerns/account_interactions.rb
index be7211f2c..427ebdae2 100644
--- a/app/models/concerns/account_interactions.rb
+++ b/app/models/concerns/account_interactions.rb
@@ -8,6 +8,7 @@ module AccountInteractions
       Follow.where(target_account_id: target_account_ids, account_id: account_id).each_with_object({}) do |follow, mapping|
         mapping[follow.target_account_id] = {
           reblogs: follow.show_reblogs?,
+          notify: follow.notify?,
         }
       end
     end
@@ -36,6 +37,7 @@ module AccountInteractions
       FollowRequest.where(target_account_id: target_account_ids, account_id: account_id).each_with_object({}) do |follow_request, mapping|
         mapping[follow_request.target_account_id] = {
           reblogs: follow_request.show_reblogs?,
+          notify: follow_request.notify?,
         }
       end
     end
@@ -95,25 +97,29 @@ module AccountInteractions
     has_many :announcement_mutes, dependent: :destroy
   end
 
-  def follow!(other_account, reblogs: nil, uri: nil, rate_limit: false)
-    reblogs = true if reblogs.nil?
-
-    rel = active_relationships.create_with(show_reblogs: reblogs, uri: uri, rate_limit: rate_limit)
+  def follow!(other_account, reblogs: nil, notify: nil, uri: nil, rate_limit: false)
+    rel = active_relationships.create_with(show_reblogs: reblogs.nil? ? true : reblogs, notify: notify.nil? ? false : notify, uri: uri, rate_limit: rate_limit)
                               .find_or_create_by!(target_account: other_account)
 
-    rel.update!(show_reblogs: reblogs)
+    rel.show_reblogs = reblogs unless reblogs.nil?
+    rel.notify       = notify  unless notify.nil?
+
+    rel.save! if rel.changed?
+
     remove_potential_friendship(other_account)
 
     rel
   end
 
-  def request_follow!(other_account, reblogs: nil, uri: nil, rate_limit: false)
-    reblogs = true if reblogs.nil?
-
-    rel = follow_requests.create_with(show_reblogs: reblogs, uri: uri, rate_limit: rate_limit)
+  def request_follow!(other_account, reblogs: nil, notify: nil, uri: nil, rate_limit: false)
+    rel = follow_requests.create_with(show_reblogs: reblogs.nil? ? true : reblogs, notify: notify.nil? ? false : notify, uri: uri, rate_limit: rate_limit)
                          .find_or_create_by!(target_account: other_account)
 
-    rel.update!(show_reblogs: reblogs)
+    rel.show_reblogs = reblogs unless reblogs.nil?
+    rel.notify       = notify  unless notify.nil?
+
+    rel.save! if rel.changed?
+
     remove_potential_friendship(other_account)
 
     rel
diff --git a/app/models/concerns/paginable.rb b/app/models/concerns/paginable.rb
index 760cc3df4..62e39f671 100644
--- a/app/models/concerns/paginable.rb
+++ b/app/models/concerns/paginable.rb
@@ -14,15 +14,16 @@ module Paginable
     # Differs from :paginate_by_max_id in that it gives the results immediately following min_id,
     # whereas since_id gives the items with largest id, but with since_id as a cutoff.
     # Results will be in ascending order by id.
-    scope :paginate_by_min_id, ->(limit, min_id = nil) {
+    scope :paginate_by_min_id, ->(limit, min_id = nil, max_id = nil) {
       query = reorder(arel_table[:id]).limit(limit)
       query = query.where(arel_table[:id].gt(min_id)) if min_id.present?
+      query = query.where(arel_table[:id].lt(max_id)) if max_id.present?
       query
     }
 
     def self.to_a_paginated_by_id(limit, options = {})
       if options[:min_id].present?
-        paginate_by_min_id(limit, options[:min_id]).reverse
+        paginate_by_min_id(limit, options[:min_id], options[:max_id]).reverse
       else
         paginate_by_max_id(limit, options[:max_id], options[:since_id]).to_a
       end
diff --git a/app/models/feed.rb b/app/models/feed.rb
index 36e0c1e0a..f51dcfab1 100644
--- a/app/models/feed.rb
+++ b/app/models/feed.rb
@@ -20,12 +20,12 @@ class Feed
   protected
 
   def from_redis(limit, max_id, since_id, min_id)
+    max_id = '+inf' if max_id.blank?
     if min_id.blank?
-      max_id     = '+inf' if max_id.blank?
       since_id   = '-inf' if since_id.blank?
       unhydrated = redis.zrevrangebyscore(key, "(#{max_id}", "(#{since_id}", limit: [0, limit], with_scores: true).map(&:first).map(&:to_i)
     else
-      unhydrated = redis.zrangebyscore(key, "(#{min_id}", '+inf', limit: [0, limit], with_scores: true).map(&:first).map(&:to_i)
+      unhydrated = redis.zrangebyscore(key, "(#{min_id}", "(#{max_id}", limit: [0, limit], with_scores: true).map(&:first).map(&:to_i)
     end
 
     Status.where(id: unhydrated).cache_ids
diff --git a/app/models/follow.rb b/app/models/follow.rb
index f3e48a2ed..0b4ddbf3f 100644
--- a/app/models/follow.rb
+++ b/app/models/follow.rb
@@ -10,6 +10,7 @@
 #  target_account_id :bigint(8)        not null
 #  show_reblogs      :boolean          default(TRUE), not null
 #  uri               :string
+#  notify            :boolean          default(FALSE), not null
 #
 
 class Follow < ApplicationRecord
@@ -34,7 +35,7 @@ class Follow < ApplicationRecord
   end
 
   def revoke_request!
-    FollowRequest.create!(account: account, target_account: target_account, show_reblogs: show_reblogs, uri: uri)
+    FollowRequest.create!(account: account, target_account: target_account, show_reblogs: show_reblogs, notify: notify, uri: uri)
     destroy!
   end
 
diff --git a/app/models/follow_request.rb b/app/models/follow_request.rb
index 3325e264c..c1f19149b 100644
--- a/app/models/follow_request.rb
+++ b/app/models/follow_request.rb
@@ -10,6 +10,7 @@
 #  target_account_id :bigint(8)        not null
 #  show_reblogs      :boolean          default(TRUE), not null
 #  uri               :string
+#  notify            :boolean          default(FALSE), not null
 #
 
 class FollowRequest < ApplicationRecord
@@ -28,7 +29,7 @@ class FollowRequest < ApplicationRecord
   validates_with FollowLimitValidator, on: :create
 
   def authorize!
-    account.follow!(target_account, reblogs: show_reblogs, uri: uri)
+    account.follow!(target_account, reblogs: show_reblogs, notify: notify, uri: uri)
     MergeWorker.perform_async(target_account.id, account.id) if account.local?
     destroy!
   end
diff --git a/app/models/form/account_batch.rb b/app/models/form/account_batch.rb
index 0b285fde9..7b9e40f68 100644
--- a/app/models/form/account_batch.rb
+++ b/app/models/form/account_batch.rb
@@ -69,6 +69,6 @@ class Form::AccountBatch
     records = accounts.includes(:user)
 
     records.each { |account| authorize(account.user, :reject?) }
-           .each { |account| SuspendAccountService.new.call(account, reserve_email: false, reserve_username: false) }
+           .each { |account| DeleteAccountService.new.call(account, reserve_email: false, reserve_username: false) }
   end
 end
diff --git a/app/models/invite.rb b/app/models/invite.rb
index 29d25eae8..7ea4e2f98 100644
--- a/app/models/invite.rb
+++ b/app/models/invite.rb
@@ -28,7 +28,7 @@ class Invite < ApplicationRecord
   before_validation :set_code
 
   def valid_for_use?
-    (max_uses.nil? || uses < max_uses) && !expired? && !(user.nil? || user.disabled?)
+    (max_uses.nil? || uses < max_uses) && !expired? && user&.functional?
   end
 
   private
diff --git a/app/models/notification.rb b/app/models/notification.rb
index ad7528f50..e83123c97 100644
--- a/app/models/notification.rb
+++ b/app/models/notification.rb
@@ -10,21 +10,34 @@
 #  updated_at      :datetime         not null
 #  account_id      :bigint(8)        not null
 #  from_account_id :bigint(8)        not null
+#  type            :string
 #
 
 class Notification < ApplicationRecord
+  self.inheritance_column = nil
+
   include Paginable
   include Cacheable
 
-  TYPE_CLASS_MAP = {
-    mention:        'Mention',
-    reblog:         'Status',
-    follow:         'Follow',
-    follow_request: 'FollowRequest',
-    favourite:      'Favourite',
-    poll:           'Poll',
+  LEGACY_TYPE_CLASS_MAP = {
+    'Mention'       => :mention,
+    'Status'        => :reblog,
+    'Follow'        => :follow,
+    'FollowRequest' => :follow_request,
+    'Favourite'     => :favourite,
+    'Poll'          => :poll,
   }.freeze
 
+  TYPES = %i(
+    mention
+    status
+    reblog
+    follow
+    follow_request
+    favourite
+    poll
+  ).freeze
+
   STATUS_INCLUDES = [:account, :application, :preloadable_poll, :media_attachments, :tags, active_mentions: :account, reblog: [:account, :application, :preloadable_poll, :media_attachments, :tags, active_mentions: :account]].freeze
 
   belongs_to :account, optional: true
@@ -38,26 +51,30 @@ class Notification < ApplicationRecord
   belongs_to :favourite,      foreign_type: 'Favourite',     foreign_key: 'activity_id', optional: true
   belongs_to :poll,           foreign_type: 'Poll',          foreign_key: 'activity_id', optional: true
 
-  validates :account_id, uniqueness: { scope: [:activity_type, :activity_id] }
-  validates :activity_type, inclusion: { in: TYPE_CLASS_MAP.values }
+  validates :type, inclusion: { in: TYPES }
+
+  scope :without_suspended, -> { joins(:from_account).merge(Account.without_suspended) }
 
   scope :browserable, ->(exclude_types = [], account_id = nil) {
-    types = TYPE_CLASS_MAP.values - activity_types_from_types(exclude_types)
+    types = TYPES - exclude_types.map(&:to_sym)
+
     if account_id.nil?
-      where(activity_type: types)
+      where(type: types)
     else
-      where(activity_type: types, from_account_id: account_id)
+      where(type: types, from_account_id: account_id)
     end
   }
 
   cache_associated :from_account, status: STATUS_INCLUDES, mention: [status: STATUS_INCLUDES], favourite: [:account, status: STATUS_INCLUDES], follow: :account, follow_request: :account, poll: [status: STATUS_INCLUDES]
 
   def type
-    @type ||= TYPE_CLASS_MAP.invert[activity_type].to_sym
+    @type ||= (super || LEGACY_TYPE_CLASS_MAP[activity_type]).to_sym
   end
 
   def target_status
     case type
+    when :status
+      status
     when :reblog
       status&.reblog
     when :favourite
@@ -86,10 +103,6 @@ class Notification < ApplicationRecord
         item.target_status.account = accounts[item.target_status.account_id] if item.target_status
       end
     end
-
-    def activity_types_from_types(types)
-      types.map { |type| TYPE_CLASS_MAP[type.to_sym] }.compact
-    end
   end
 
   after_initialize :set_from_account
diff --git a/app/models/status.rb b/app/models/status.rb
index 8495927af..d1ac2e4f2 100644
--- a/app/models/status.rb
+++ b/app/models/status.rb
@@ -93,19 +93,19 @@ class Status < ApplicationRecord
   scope :without_replies, -> { where('statuses.reply = FALSE OR statuses.in_reply_to_account_id = statuses.account_id') }
   scope :without_reblogs, -> { where('statuses.reblog_of_id IS NULL') }
   scope :with_public_visibility, -> { where(visibility: :public) }
-  scope :tagged_with, ->(tag) { joins(:statuses_tags).where(statuses_tags: { tag_id: tag }) }
+  scope :tagged_with, ->(tag_ids) { joins(:statuses_tags).where(statuses_tags: { tag_id: tag_ids }) }
   scope :in_chosen_languages, ->(account) { where(language: nil).or where(language: account.chosen_languages) }
   scope :excluding_silenced_accounts, -> { left_outer_joins(:account).where(accounts: { silenced_at: nil }) }
   scope :including_silenced_accounts, -> { left_outer_joins(:account).where.not(accounts: { silenced_at: nil }) }
   scope :not_excluded_by_account, ->(account) { where.not(account_id: account.excluded_from_timeline_account_ids) }
   scope :not_domain_blocked_by_account, ->(account) { account.excluded_from_timeline_domains.blank? ? left_outer_joins(:account) : left_outer_joins(:account).where('accounts.domain IS NULL OR accounts.domain NOT IN (?)', account.excluded_from_timeline_domains) }
-  scope :tagged_with_all, ->(tags) {
-    Array(tags).map(&:id).map(&:to_i).reduce(self) do |result, id|
+  scope :tagged_with_all, ->(tag_ids) {
+    Array(tag_ids).reduce(self) do |result, id|
       result.joins("INNER JOIN statuses_tags t#{id} ON t#{id}.status_id = statuses.id AND t#{id}.tag_id = #{id}")
     end
   }
-  scope :tagged_with_none, ->(tags) {
-    Array(tags).map(&:id).map(&:to_i).reduce(self) do |result, id|
+  scope :tagged_with_none, ->(tag_ids) {
+    Array(tag_ids).reduce(self) do |result, id|
       result.joins("LEFT OUTER JOIN statuses_tags t#{id} ON t#{id}.status_id = statuses.id AND t#{id}.tag_id = #{id}")
             .where("t#{id}.tag_id IS NULL")
     end
diff --git a/app/models/tag_feed.rb b/app/models/tag_feed.rb
index baff55020..a7d583a7e 100644
--- a/app/models/tag_feed.rb
+++ b/app/models/tag_feed.rb
@@ -53,6 +53,6 @@ class TagFeed < PublicFeed
   end
 
   def tags_for(names)
-    Tag.matching_name(Array(names).take(LIMIT_PER_MODE)) if names.present?
+    Tag.matching_name(Array(names).take(LIMIT_PER_MODE)).pluck(:id) if names.present?
   end
 end
diff --git a/app/models/user.rb b/app/models/user.rb
index 4467362e1..6cd2ca6bd 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -169,7 +169,7 @@ class User < ApplicationRecord
   end
 
   def active_for_authentication?
-    true
+    !account.memorial?
   end
 
   def suspicious_sign_in?(ip)
@@ -177,7 +177,7 @@ class User < ApplicationRecord
   end
 
   def functional?
-    confirmed? && approved? && !disabled? && !account.suspended?
+    confirmed? && approved? && !disabled? && !account.suspended? && !account.memorial?
   end
 
   def unconfirmed_or_pending?
diff --git a/app/models/webauthn_credential.rb b/app/models/webauthn_credential.rb
index 4129ce539..7d423e38d 100644
--- a/app/models/webauthn_credential.rb
+++ b/app/models/webauthn_credential.rb
@@ -18,5 +18,5 @@ class WebauthnCredential < ApplicationRecord
   validates :external_id, uniqueness: true
   validates :nickname, uniqueness: { scope: :user_id }
   validates :sign_count,
-            numericality: { only_integer: true, greater_than_or_equal_to: 0, less_than_or_equal_to: 2**32 - 1 }
+            numericality: { only_integer: true, greater_than_or_equal_to: 0, less_than_or_equal_to: 2**63 - 1 }
 end
diff --git a/app/policies/account_policy.rb b/app/policies/account_policy.rb
index 9c145979d..1b105e92a 100644
--- a/app/policies/account_policy.rb
+++ b/app/policies/account_policy.rb
@@ -17,6 +17,10 @@ class AccountPolicy < ApplicationPolicy
     staff? && !record.user&.staff?
   end
 
+  def destroy?
+    record.suspended? && record.deletion_request.present? && admin?
+  end
+
   def unsuspend?
     staff?
   end
diff --git a/app/policies/status_policy.rb b/app/policies/status_policy.rb
index fa5c0dd9c..d0359580d 100644
--- a/app/policies/status_policy.rb
+++ b/app/policies/status_policy.rb
@@ -12,6 +12,7 @@ class StatusPolicy < ApplicationPolicy
   end
 
   def show?
+    return false if author.suspended?
     return false if local_only? && (current_account.nil? || !current_account.local?)
 
     if requires_mention?
diff --git a/app/serializers/rest/account_serializer.rb b/app/serializers/rest/account_serializer.rb
index 4e497cdbd..5cc42c7cf 100644
--- a/app/serializers/rest/account_serializer.rb
+++ b/app/serializers/rest/account_serializer.rb
@@ -8,8 +8,11 @@ class REST::AccountSerializer < ActiveModel::Serializer
              :followers_count, :following_count, :statuses_count, :last_status_at
 
   has_one :moved_to_account, key: :moved, serializer: REST::AccountSerializer, if: :moved_and_not_nested?
+
   has_many :emojis, serializer: REST::CustomEmojiSerializer
 
+  attribute :suspended, if: :suspended?
+
   class FieldSerializer < ActiveModel::Serializer
     attributes :name, :value, :verified_at
 
@@ -29,7 +32,7 @@ class REST::AccountSerializer < ActiveModel::Serializer
   end
 
   def note
-    Formatter.instance.simplified_format(object)
+    object.suspended? ? '' : Formatter.instance.simplified_format(object)
   end
 
   def url
@@ -37,23 +40,19 @@ class REST::AccountSerializer < ActiveModel::Serializer
   end
 
   def avatar
-    full_asset_url(object.avatar_original_url)
+    full_asset_url(object.suspended? ? object.avatar.default_url : object.avatar_original_url)
   end
 
   def avatar_static
-    full_asset_url(object.avatar_static_url)
+    full_asset_url(object.suspended? ? object.avatar.default_url : object.avatar_static_url)
   end
 
   def header
-    full_asset_url(object.header_original_url)
+    full_asset_url(object.suspended? ? object.header.default_url : object.header_original_url)
   end
 
   def header_static
-    full_asset_url(object.header_static_url)
-  end
-
-  def moved_and_not_nested?
-    object.moved? && object.moved_to_account.moved_to_account_id.nil?
+    full_asset_url(object.suspended? ? object.header.default_url : object.header_static_url)
   end
 
   def last_status_at
@@ -63,4 +62,42 @@ class REST::AccountSerializer < ActiveModel::Serializer
   def followers_count
     (Setting.hide_followers_count || object.user&.setting_hide_followers_count) ? -1 : object.followers_count
   end
+
+  def display_name
+    object.suspended? ? '' : object.display_name
+  end
+
+  def locked
+    object.suspended? ? false : object.locked
+  end
+
+  def bot
+    object.suspended? ? false : object.bot
+  end
+
+  def discoverable
+    object.suspended? ? false : object.discoverable
+  end
+
+  def moved_to_account
+    object.suspended? ? nil : object.moved_to_account
+  end
+
+  def emojis
+    object.suspended? ? [] : object.emojis
+  end
+
+  def fields
+    object.suspended? ? [] : object.fields
+  end
+
+  def suspended
+    object.suspended?
+  end
+
+  delegate :suspended?, to: :object
+
+  def moved_and_not_nested?
+    object.moved? && object.moved_to_account.moved_to_account_id.nil?
+  end
 end
diff --git a/app/serializers/rest/notification_serializer.rb b/app/serializers/rest/notification_serializer.rb
index 80812ad0d..27b031fcc 100644
--- a/app/serializers/rest/notification_serializer.rb
+++ b/app/serializers/rest/notification_serializer.rb
@@ -11,6 +11,6 @@ class REST::NotificationSerializer < ActiveModel::Serializer
   end
 
   def status_type?
-    [:favourite, :reblog, :mention, :poll].include?(object.type)
+    [:favourite, :reblog, :status, :mention, :poll].include?(object.type)
   end
 end
diff --git a/app/serializers/rest/relationship_serializer.rb b/app/serializers/rest/relationship_serializer.rb
index c2f3c9a11..afd4cddf9 100644
--- a/app/serializers/rest/relationship_serializer.rb
+++ b/app/serializers/rest/relationship_serializer.rb
@@ -1,9 +1,9 @@
 # frozen_string_literal: true
 
 class REST::RelationshipSerializer < ActiveModel::Serializer
-  attributes :id, :following, :showing_reblogs, :followed_by, :blocking, :blocked_by,
-             :muting, :muting_notifications, :requested, :domain_blocking,
-             :endorsed, :note
+  attributes :id, :following, :showing_reblogs, :notifying, :followed_by,
+             :blocking, :blocked_by, :muting, :muting_notifications, :requested,
+             :domain_blocking, :endorsed, :note
 
   def id
     object.id.to_s
@@ -19,6 +19,12 @@ class REST::RelationshipSerializer < ActiveModel::Serializer
       false
   end
 
+  def notifying
+    (instance_options[:relationships].following[object.id] || {})[:notify] ||
+      (instance_options[:relationships].requested[object.id] || {})[:notify] ||
+      false
+  end
+
   def followed_by
     instance_options[:relationships].followed_by[object.id] || false
   end
diff --git a/app/services/after_unallow_domain_service.rb b/app/services/after_unallow_domain_service.rb
index ccd0b8ae9..d3008a105 100644
--- a/app/services/after_unallow_domain_service.rb
+++ b/app/services/after_unallow_domain_service.rb
@@ -3,7 +3,7 @@
 class AfterUnallowDomainService < BaseService
   def call(domain)
     Account.where(domain: domain).find_each do |account|
-      SuspendAccountService.new.call(account, reserve_username: false)
+      DeleteAccountService.new.call(account, reserve_username: false)
     end
   end
 end
diff --git a/app/services/block_domain_service.rb b/app/services/block_domain_service.rb
index dc23ef8d8..1cf3382b3 100644
--- a/app/services/block_domain_service.rb
+++ b/app/services/block_domain_service.rb
@@ -36,7 +36,7 @@ class BlockDomainService < BaseService
   def suspend_accounts!
     blocked_domain_accounts.without_suspended.in_batches.update_all(suspended_at: @domain_block.created_at)
     blocked_domain_accounts.where(suspended_at: @domain_block.created_at).reorder(nil).find_each do |account|
-      SuspendAccountService.new.call(account, reserve_username: true, suspended_at: @domain_block.created_at)
+      DeleteAccountService.new.call(account, reserve_username: true, suspended_at: @domain_block.created_at)
     end
   end
 
diff --git a/app/services/delete_account_service.rb b/app/services/delete_account_service.rb
new file mode 100644
index 000000000..15bdd13e3
--- /dev/null
+++ b/app/services/delete_account_service.rb
@@ -0,0 +1,180 @@
+# frozen_string_literal: true
+
+class DeleteAccountService < BaseService
+  include Payloadable
+
+  ASSOCIATIONS_ON_SUSPEND = %w(
+    account_pins
+    active_relationships
+    block_relationships
+    blocked_by_relationships
+    conversation_mutes
+    conversations
+    custom_filters
+    domain_blocks
+    favourites
+    follow_requests
+    list_accounts
+    mute_relationships
+    muted_by_relationships
+    notifications
+    owned_lists
+    passive_relationships
+    report_notes
+    scheduled_statuses
+    status_pins
+  ).freeze
+
+  ASSOCIATIONS_ON_DESTROY = %w(
+    reports
+    targeted_moderation_notes
+    targeted_reports
+  ).freeze
+
+  # Suspend or remove an account and remove as much of its data
+  # as possible. If it's a local account and it has not been confirmed
+  # or never been approved, then side effects are skipped and both
+  # the user and account records are removed fully. Otherwise,
+  # it is controlled by options.
+  # @param [Account]
+  # @param [Hash] options
+  # @option [Boolean] :reserve_email Keep user record. Only applicable for local accounts
+  # @option [Boolean] :reserve_username Keep account record
+  # @option [Boolean] :skip_side_effects Side effects are ActivityPub and streaming API payloads
+  # @option [Time]    :suspended_at Only applicable when :reserve_username is true
+  def call(account, **options)
+    @account = account
+    @options = { reserve_username: true, reserve_email: true }.merge(options)
+
+    if @account.local? && @account.user_unconfirmed_or_pending?
+      @options[:reserve_email]     = false
+      @options[:reserve_username]  = false
+      @options[:skip_side_effects] = true
+    end
+
+    reject_follows!
+    purge_user!
+    purge_profile!
+    purge_content!
+    fulfill_deletion_request!
+  end
+
+  private
+
+  def reject_follows!
+    return if @account.local? || !@account.activitypub?
+
+    ActivityPub::DeliveryWorker.push_bulk(Follow.where(account: @account)) do |follow|
+      [build_reject_json(follow), follow.target_account_id, follow.account.inbox_url]
+    end
+  end
+
+  def purge_user!
+    return if !@account.local? || @account.user.nil?
+
+    if @options[:reserve_email]
+      @account.user.disable!
+      @account.user.invites.where(uses: 0).destroy_all
+    else
+      @account.user.destroy
+    end
+  end
+
+  def purge_content!
+    distribute_delete_actor! if @account.local? && !@options[:skip_side_effects]
+
+    @account.statuses.reorder(nil).find_in_batches do |statuses|
+      statuses.reject! { |status| reported_status_ids.include?(status.id) } if @options[:reserve_username]
+      BatchedRemoveStatusService.new.call(statuses, skip_side_effects: @options[:skip_side_effects])
+    end
+
+    @account.media_attachments.reorder(nil).find_each do |media_attachment|
+      next if @options[:reserve_username] && reported_status_ids.include?(media_attachment.status_id)
+
+      media_attachment.destroy
+    end
+
+    @account.polls.reorder(nil).find_each do |poll|
+      next if @options[:reserve_username] && reported_status_ids.include?(poll.status_id)
+
+      poll.destroy
+    end
+
+    associations_for_destruction.each do |association_name|
+      destroy_all(@account.public_send(association_name))
+    end
+
+    @account.destroy unless @options[:reserve_username]
+  end
+
+  def purge_profile!
+    # If the account is going to be destroyed
+    # there is no point wasting time updating
+    # its values first
+
+    return unless @options[:reserve_username]
+
+    @account.silenced_at      = nil
+    @account.suspended_at     = @options[:suspended_at] || Time.now.utc
+    @account.locked           = false
+    @account.memorial         = false
+    @account.discoverable     = false
+    @account.display_name     = ''
+    @account.note             = ''
+    @account.fields           = []
+    @account.statuses_count   = 0
+    @account.followers_count  = 0
+    @account.following_count  = 0
+    @account.moved_to_account = nil
+    @account.trust_level      = :untrusted
+    @account.avatar.destroy
+    @account.header.destroy
+    @account.save!
+  end
+
+  def fulfill_deletion_request!
+    @account.deletion_request&.destroy
+  end
+
+  def destroy_all(association)
+    association.in_batches.destroy_all
+  end
+
+  def distribute_delete_actor!
+    ActivityPub::DeliveryWorker.push_bulk(delivery_inboxes) do |inbox_url|
+      [delete_actor_json, @account.id, inbox_url]
+    end
+
+    ActivityPub::LowPriorityDeliveryWorker.push_bulk(low_priority_delivery_inboxes) do |inbox_url|
+      [delete_actor_json, @account.id, inbox_url]
+    end
+  end
+
+  def delete_actor_json
+    @delete_actor_json ||= Oj.dump(serialize_payload(@account, ActivityPub::DeleteActorSerializer, signer: @account))
+  end
+
+  def build_reject_json(follow)
+    Oj.dump(serialize_payload(follow, ActivityPub::RejectFollowSerializer))
+  end
+
+  def delivery_inboxes
+    @delivery_inboxes ||= @account.followers.inboxes + Relay.enabled.pluck(:inbox_url)
+  end
+
+  def low_priority_delivery_inboxes
+    Account.inboxes - delivery_inboxes
+  end
+
+  def reported_status_ids
+    @reported_status_ids ||= Report.where(target_account: @account).unresolved.pluck(:status_ids).flatten.uniq
+  end
+
+  def associations_for_destruction
+    if @options[:reserve_username]
+      ASSOCIATIONS_ON_SUSPEND
+    else
+      ASSOCIATIONS_ON_SUSPEND + ASSOCIATIONS_ON_DESTROY
+    end
+  end
+end
diff --git a/app/services/favourite_service.rb b/app/services/favourite_service.rb
index 02b26458a..a0ab3b4b7 100644
--- a/app/services/favourite_service.rb
+++ b/app/services/favourite_service.rb
@@ -29,7 +29,7 @@ class FavouriteService < BaseService
     status = favourite.status
 
     if status.account.local?
-      NotifyService.new.call(status.account, favourite)
+      NotifyService.new.call(status.account, :favourite, favourite)
     elsif status.account.activitypub?
       ActivityPub::DeliveryWorker.perform_async(build_json(favourite), favourite.account_id, status.account.inbox_url)
     end
diff --git a/app/services/follow_service.rb b/app/services/follow_service.rb
index 311ae7fa6..962572851 100644
--- a/app/services/follow_service.rb
+++ b/app/services/follow_service.rb
@@ -9,12 +9,13 @@ class FollowService < BaseService
   # @param [String, Account] uri User URI to follow in the form of username@domain (or account record)
   # @param [Hash] options
   # @option [Boolean] :reblogs Whether or not to show reblogs, defaults to true
+  # @option [Boolean] :notify Whether to create notifications about new posts, defaults to false
   # @option [Boolean] :bypass_locked
   # @option [Boolean] :with_rate_limit
   def call(source_account, target_account, options = {})
     @source_account = source_account
     @target_account = ResolveAccountService.new.call(target_account, skip_webfinger: true)
-    @options        = { reblogs: true, bypass_locked: false, with_rate_limit: false }.merge(options)
+    @options        = { bypass_locked: false, with_rate_limit: false }.merge(options)
 
     raise ActiveRecord::RecordNotFound if following_not_possible?
     raise Mastodon::NotPermittedError  if following_not_allowed?
@@ -45,18 +46,18 @@ class FollowService < BaseService
   end
 
   def change_follow_options!
-    @source_account.follow!(@target_account, reblogs: @options[:reblogs])
+    @source_account.follow!(@target_account, reblogs: @options[:reblogs], notify: @options[:notify])
   end
 
   def change_follow_request_options!
-    @source_account.request_follow!(@target_account, reblogs: @options[:reblogs])
+    @source_account.request_follow!(@target_account, reblogs: @options[:reblogs], notify: @options[:notify])
   end
 
   def request_follow!
-    follow_request = @source_account.request_follow!(@target_account, reblogs: @options[:reblogs], rate_limit: @options[:with_rate_limit])
+    follow_request = @source_account.request_follow!(@target_account, reblogs: @options[:reblogs], notify: @options[:notify], rate_limit: @options[:with_rate_limit])
 
     if @target_account.local?
-      LocalNotificationWorker.perform_async(@target_account.id, follow_request.id, follow_request.class.name)
+      LocalNotificationWorker.perform_async(@target_account.id, follow_request.id, follow_request.class.name, :follow_request)
     elsif @target_account.activitypub?
       ActivityPub::DeliveryWorker.perform_async(build_json(follow_request), @source_account.id, @target_account.inbox_url)
     end
@@ -65,9 +66,9 @@ class FollowService < BaseService
   end
 
   def direct_follow!
-    follow = @source_account.follow!(@target_account, reblogs: @options[:reblogs], rate_limit: @options[:with_rate_limit])
+    follow = @source_account.follow!(@target_account, reblogs: @options[:reblogs], notify: @options[:notify], rate_limit: @options[:with_rate_limit])
 
-    LocalNotificationWorker.perform_async(@target_account.id, follow.id, follow.class.name)
+    LocalNotificationWorker.perform_async(@target_account.id, follow.id, follow.class.name, :follow)
     MergeWorker.perform_async(@target_account.id, @source_account.id)
 
     follow
diff --git a/app/services/import_service.rb b/app/services/import_service.rb
index 4cad93767..7e55452de 100644
--- a/app/services/import_service.rb
+++ b/app/services/import_service.rb
@@ -25,7 +25,7 @@ class ImportService < BaseService
 
   def import_follows!
     parse_import_data!(['Account address'])
-    import_relationships!('follow', 'unfollow', @account.following, follow_limit, reblogs: 'Show boosts')
+    import_relationships!('follow', 'unfollow', @account.following, follow_limit, reblogs: { header: 'Show boosts', default: true })
   end
 
   def import_blocks!
@@ -35,7 +35,7 @@ class ImportService < BaseService
 
   def import_mutes!
     parse_import_data!(['Account address'])
-    import_relationships!('mute', 'unmute', @account.muting, ROWS_PROCESSING_LIMIT, notifications: 'Hide notifications')
+    import_relationships!('mute', 'unmute', @account.muting, ROWS_PROCESSING_LIMIT, notifications: { header: 'Hide notifications', default: true })
   end
 
   def import_domain_blocks!
@@ -65,7 +65,7 @@ class ImportService < BaseService
 
   def import_relationships!(action, undo_action, overwrite_scope, limit, extra_fields = {})
     local_domain_suffix = "@#{Rails.configuration.x.local_domain}"
-    items = @data.take(limit).map { |row| [row['Account address']&.strip&.delete_suffix(local_domain_suffix), Hash[extra_fields.map { |key, header| [key, row[header]&.strip] }]] }.reject { |(id, _)| id.blank? }
+    items = @data.take(limit).map { |row| [row['Account address']&.strip&.delete_suffix(local_domain_suffix), Hash[extra_fields.map { |key, field_settings| [key, row[field_settings[:header]]&.strip || field_settings[:default]] }]] }.reject { |(id, _)| id.blank? }
 
     if @import.overwrite?
       presence_hash = items.each_with_object({}) { |(id, extra), mapping| mapping[id] = [true, extra] }
diff --git a/app/services/notify_service.rb b/app/services/notify_service.rb
index e4ca10eb1..fc187db40 100644
--- a/app/services/notify_service.rb
+++ b/app/services/notify_service.rb
@@ -1,10 +1,10 @@
 # frozen_string_literal: true
 
 class NotifyService < BaseService
-  def call(recipient, activity)
+  def call(recipient, type, activity)
     @recipient    = recipient
     @activity     = activity
-    @notification = Notification.new(account: @recipient, activity: @activity)
+    @notification = Notification.new(account: @recipient, type: type, activity: @activity)
 
     return if recipient.user.nil? || blocked?
 
@@ -22,6 +22,10 @@ class NotifyService < BaseService
     FeedManager.instance.filter?(:mentions, @notification.mention.status, @recipient)
   end
 
+  def blocked_status?
+    false
+  end
+
   def blocked_favourite?
     false
   end
diff --git a/app/services/process_mentions_service.rb b/app/services/process_mentions_service.rb
index f45422970..feffb872b 100644
--- a/app/services/process_mentions_service.rb
+++ b/app/services/process_mentions_service.rb
@@ -58,7 +58,7 @@ class ProcessMentionsService < BaseService
     mentioned_account = mention.account
 
     if mentioned_account.local?
-      LocalNotificationWorker.perform_async(mentioned_account.id, mention.id, mention.class.name)
+      LocalNotificationWorker.perform_async(mentioned_account.id, mention.id, mention.class.name, :mention)
     elsif mentioned_account.activitypub? && !@status.local_only?
       ActivityPub::DeliveryWorker.perform_async(activitypub_json, mention.status.account_id, mentioned_account.inbox_url)
     end
diff --git a/app/services/reblog_service.rb b/app/services/reblog_service.rb
index 6cecb5ac4..6f018e24b 100644
--- a/app/services/reblog_service.rb
+++ b/app/services/reblog_service.rb
@@ -45,7 +45,7 @@ class ReblogService < BaseService
     reblogged_status = reblog.reblog
 
     if reblogged_status.account.local?
-      LocalNotificationWorker.perform_async(reblogged_status.account_id, reblog.id, reblog.class.name)
+      LocalNotificationWorker.perform_async(reblogged_status.account_id, reblog.id, reblog.class.name, :reblog)
     elsif reblogged_status.account.activitypub? && !reblogged_status.account.following?(reblog.account)
       ActivityPub::DeliveryWorker.perform_async(build_json(reblog), reblog.account_id, reblogged_status.account.inbox_url)
     end
diff --git a/app/services/suspend_account_service.rb b/app/services/suspend_account_service.rb
index ecc893931..5a079c3ac 100644
--- a/app/services/suspend_account_service.rb
+++ b/app/services/suspend_account_service.rb
@@ -1,175 +1,52 @@
 # frozen_string_literal: true
 
 class SuspendAccountService < BaseService
-  include Payloadable
-
-  ASSOCIATIONS_ON_SUSPEND = %w(
-    account_pins
-    active_relationships
-    block_relationships
-    blocked_by_relationships
-    conversation_mutes
-    conversations
-    custom_filters
-    domain_blocks
-    favourites
-    follow_requests
-    list_accounts
-    mute_relationships
-    muted_by_relationships
-    notifications
-    owned_lists
-    passive_relationships
-    report_notes
-    scheduled_statuses
-    status_pins
-  ).freeze
-
-  ASSOCIATIONS_ON_DESTROY = %w(
-    reports
-    targeted_moderation_notes
-    targeted_reports
-  ).freeze
-
-  # Suspend or remove an account and remove as much of its data
-  # as possible. If it's a local account and it has not been confirmed
-  # or never been approved, then side effects are skipped and both
-  # the user and account records are removed fully. Otherwise,
-  # it is controlled by options.
-  # @param [Account]
-  # @param [Hash] options
-  # @option [Boolean] :reserve_email Keep user record. Only applicable for local accounts
-  # @option [Boolean] :reserve_username Keep account record
-  # @option [Boolean] :skip_side_effects Side effects are ActivityPub and streaming API payloads
-  # @option [Time]    :suspended_at Only applicable when :reserve_username is true
-  def call(account, **options)
+  def call(account)
     @account = account
-    @options = { reserve_username: true, reserve_email: true }.merge(options)
-
-    if @account.local? && @account.user_unconfirmed_or_pending?
-      @options[:reserve_email]     = false
-      @options[:reserve_username]  = false
-      @options[:skip_side_effects] = true
-    end
 
-    reject_follows!
-    purge_user!
-    purge_profile!
-    purge_content!
+    suspend!
+    unmerge_from_home_timelines!
+    unmerge_from_list_timelines!
+    privatize_media_attachments!
   end
 
   private
 
-  def reject_follows!
-    return if @account.local? || !@account.activitypub?
-
-    ActivityPub::DeliveryWorker.push_bulk(Follow.where(account: @account)) do |follow|
-      [build_reject_json(follow), follow.target_account_id, follow.account.inbox_url]
-    end
+  def suspend!
+    @account.suspend! unless @account.suspended?
   end
 
-  def purge_user!
-    return if !@account.local? || @account.user.nil?
-
-    if @options[:reserve_email]
-      @account.user.disable!
-      @account.user.invites.where(uses: 0).destroy_all
-    else
-      @account.user.destroy
+  def unmerge_from_home_timelines!
+    @account.followers_for_local_distribution.find_each do |follower|
+      FeedManager.instance.unmerge_from_timeline(@account, follower)
     end
   end
 
-  def purge_content!
-    distribute_delete_actor! if @account.local? && !@options[:skip_side_effects]
-
-    @account.statuses.reorder(nil).find_in_batches do |statuses|
-      statuses.reject! { |status| reported_status_ids.include?(status.id) } if @options[:reserve_username]
-      BatchedRemoveStatusService.new.call(statuses, skip_side_effects: @options[:skip_side_effects])
+  def unmerge_from_list_timelines!
+    @account.lists_for_local_distribution.find_each do |list|
+      FeedManager.instance.unmerge_from_list(@account, list)
     end
-
-    @account.media_attachments.reorder(nil).find_each do |media_attachment|
-      next if @options[:reserve_username] && reported_status_ids.include?(media_attachment.status_id)
-
-      media_attachment.destroy
-    end
-
-    @account.polls.reorder(nil).find_each do |poll|
-      next if @options[:reserve_username] && reported_status_ids.include?(poll.status_id)
-
-      poll.destroy
-    end
-
-    associations_for_destruction.each do |association_name|
-      destroy_all(@account.public_send(association_name))
-    end
-
-    @account.destroy unless @options[:reserve_username]
   end
 
-  def purge_profile!
-    # If the account is going to be destroyed
-    # there is no point wasting time updating
-    # its values first
-
-    return unless @options[:reserve_username]
+  def privatize_media_attachments!
+    attachment_names = MediaAttachment.attachment_definitions.keys
 
-    @account.silenced_at      = nil
-    @account.suspended_at     = @options[:suspended_at] || Time.now.utc
-    @account.locked           = false
-    @account.memorial         = false
-    @account.discoverable     = false
-    @account.display_name     = ''
-    @account.note             = ''
-    @account.fields           = []
-    @account.statuses_count   = 0
-    @account.followers_count  = 0
-    @account.following_count  = 0
-    @account.moved_to_account = nil
-    @account.trust_level      = :untrusted
-    @account.avatar.destroy
-    @account.header.destroy
-    @account.save!
-  end
-
-  def destroy_all(association)
-    association.in_batches.destroy_all
-  end
-
-  def distribute_delete_actor!
-    ActivityPub::DeliveryWorker.push_bulk(delivery_inboxes) do |inbox_url|
-      [delete_actor_json, @account.id, inbox_url]
-    end
-
-    ActivityPub::LowPriorityDeliveryWorker.push_bulk(low_priority_delivery_inboxes) do |inbox_url|
-      [delete_actor_json, @account.id, inbox_url]
-    end
-  end
-
-  def delete_actor_json
-    @delete_actor_json ||= Oj.dump(serialize_payload(@account, ActivityPub::DeleteActorSerializer, signer: @account))
-  end
-
-  def build_reject_json(follow)
-    Oj.dump(serialize_payload(follow, ActivityPub::RejectFollowSerializer))
-  end
-
-  def delivery_inboxes
-    @delivery_inboxes ||= @account.followers.inboxes + Relay.enabled.pluck(:inbox_url)
-  end
-
-  def low_priority_delivery_inboxes
-    Account.inboxes - delivery_inboxes
-  end
-
-  def reported_status_ids
-    @reported_status_ids ||= Report.where(target_account: @account).unresolved.pluck(:status_ids).flatten.uniq
-  end
+    @account.media_attachments.find_each do |media_attachment|
+      attachment_names.each do |attachment_name|
+        attachment = media_attachment.public_send(attachment_name)
+        styles     = [:original] | attachment.styles.keys
 
-  def associations_for_destruction
-    if @options[:reserve_username]
-      ASSOCIATIONS_ON_SUSPEND
-    else
-      ASSOCIATIONS_ON_SUSPEND + ASSOCIATIONS_ON_DESTROY
+        styles.each do |style|
+          case Paperclip::Attachment.default_options[:storage]
+          when :s3
+            attachment.s3_object(style).acl.put(:private)
+          when :fog
+            # Not supported
+          when :filesystem
+            FileUtils.chmod(0o600 & ~File.umask, attachment.path(style))
+          end
+        end
+      end
     end
   end
 end
diff --git a/app/services/unsuspend_account_service.rb b/app/services/unsuspend_account_service.rb
new file mode 100644
index 000000000..3e731ddd9
--- /dev/null
+++ b/app/services/unsuspend_account_service.rb
@@ -0,0 +1,52 @@
+# frozen_string_literal: true
+
+class UnsuspendAccountService < BaseService
+  def call(account)
+    @account = account
+
+    unsuspend!
+    merge_into_home_timelines!
+    merge_into_list_timelines!
+    publish_media_attachments!
+  end
+
+  private
+
+  def unsuspend!
+    @account.unsuspend! if @account.suspended?
+  end
+
+  def merge_into_home_timelines!
+    @account.followers_for_local_distribution.find_each do |follower|
+      FeedManager.instance.merge_into_timeline(@account, follower)
+    end
+  end
+
+  def merge_into_list_timelines!
+    @account.lists_for_local_distribution.find_each do |list|
+      FeedManager.instance.merge_into_list(@account, list)
+    end
+  end
+
+  def publish_media_attachments!
+    attachment_names = MediaAttachment.attachment_definitions.keys
+
+    @account.media_attachments.find_each do |media_attachment|
+      attachment_names.each do |attachment_name|
+        attachment = media_attachment.public_send(attachment_name)
+        styles     = [:original] | attachment.styles.keys
+
+        styles.each do |style|
+          case Paperclip::Attachment.default_options[:storage]
+          when :s3
+            attachment.s3_object(style).acl.put(Paperclip::Attachment.default_options[:s3_permissions])
+          when :fog
+            # Not supported
+          when :filesystem
+            FileUtils.chmod(0o666 & ~File.umask, attachment.path(style))
+          end
+        end
+      end
+    end
+  end
+end
diff --git a/app/views/admin/accounts/show.html.haml b/app/views/admin/accounts/show.html.haml
index e6461aad0..f0a216f6b 100644
--- a/app/views/admin/accounts/show.html.haml
+++ b/app/views/admin/accounts/show.html.haml
@@ -56,19 +56,21 @@
     = link_to admin_action_logs_path(target_account_id: @account.id) do
       .dashboard__counters__text
         - if @account.local? && @account.user.nil?
-          %span.neutral= t('admin.accounts.deleted')
+          = t('admin.accounts.deleted')
+        - elsif @account.memorial?
+          = t('admin.accounts.memorialized')
         - elsif @account.suspended?
-          %span.red= t('admin.accounts.suspended')
+          = t('admin.accounts.suspended')
         - elsif @account.silenced?
-          %span.red= t('admin.accounts.silenced')
+          = t('admin.accounts.silenced')
         - elsif @account.local? && @account.user&.disabled?
-          %span.red= t('admin.accounts.disabled')
+          = t('admin.accounts.disabled')
         - elsif @account.local? && !@account.user&.confirmed?
-          %span.neutral= t('admin.accounts.confirming')
+          = t('admin.accounts.confirming')
         - elsif @account.local? && !@account.user_approved?
-          %span.neutral= t('admin.accounts.pending')
+          = t('admin.accounts.pending')
         - else
-          %span.neutral= t('admin.accounts.no_limits_imposed')
+          = t('admin.accounts.no_limits_imposed')
       .dashboard__counters__label= t 'admin.accounts.login_status'
 
 - unless @account.local? && @account.user.nil?
@@ -123,19 +125,6 @@
             %td= table_link_to 'refresh', t('admin.accounts.resend_confirmation.send'), resend_admin_account_confirmation_path(@account.id), method: :post if can?(:confirm, @account.user)
 
           %tr
-            %th= t('admin.accounts.login_status')
-            %td
-              - if @account.user&.disabled?
-                = t('admin.accounts.disabled')
-              - else
-                = t('admin.accounts.enabled')
-            %td
-              - if @account.user&.disabled?
-                = table_link_to 'unlock', t('admin.accounts.enable'), enable_admin_account_path(@account.id), method: :post if can?(:enable, @account.user)
-              - elsif @account.user_approved?
-                = table_link_to 'lock', t('admin.accounts.disable'), new_admin_account_action_path(@account.id, type: 'disable') if can?(:disable, @account.user)
-
-          %tr
             %th= t('simple_form.labels.defaults.locale')
             %td= @account.user_locale
             %td
@@ -172,49 +161,62 @@
             %td
               = @account.inbox_url
               = fa_icon DeliveryFailureTracker.available?(@account.inbox_url) ? 'check' : 'times'
+            %td
+              = table_link_to 'search', @domain_block.present? ? t('admin.domain_blocks.view') : t('admin.accounts.view_domain'), admin_instance_path(@account.domain)
           %tr
             %th= t('admin.accounts.shared_inbox_url')
             %td
               = @account.shared_inbox_url
               = fa_icon DeliveryFailureTracker.available?(@account.shared_inbox_url) ? 'check': 'times'
+            %td
+              - if @domain_block.nil?
+                = table_link_to 'ban', t('admin.domain_blocks.add_new'), new_admin_domain_block_path(_domain: @account.domain)
+
+  - if @account.suspended?
+    %hr.spacer/
+
+    %p.muted-hint= @deletion_request.present? ? t('admin.accounts.suspension_reversible_hint_html', date: content_tag(:strong, l(@deletion_request.due_at.to_date))) : t('admin.accounts.suspension_irreversible')
+
+    = link_to t('admin.accounts.undo_suspension'), unsuspend_admin_account_path(@account.id), method: :post, class: 'button' if can?(:unsuspend, @account)
 
-  %div.action-buttons
-    %div
-      - if @account.local? && @account.user_approved?
-        = link_to t('admin.accounts.warn'), new_admin_account_action_path(@account.id, type: 'none'), class: 'button' if can?(:warn, @account)
-      - if @account.silenced?
-        = link_to t('admin.accounts.undo_silenced'), unsilence_admin_account_path(@account.id), method: :post, class: 'button' if can?(:unsilence, @account)
-      - elsif !@account.local? || @account.user_approved?
-        = link_to t('admin.accounts.silence'), new_admin_account_action_path(@account.id, type: 'silence'), class: 'button button--destructive' if can?(:silence, @account)
-
-      - if @account.local?
-        - if @account.user_pending?
-          = link_to t('admin.accounts.approve'), approve_admin_account_path(@account.id), method: :post, data: { confirm: t('admin.accounts.are_you_sure') }, class: 'button' if can?(:approve, @account.user)
-          = link_to t('admin.accounts.reject'), reject_admin_account_path(@account.id), method: :post, data: { confirm: t('admin.accounts.are_you_sure') }, class: 'button button--destructive' if can?(:reject, @account.user)
-
-        - unless @account.user_confirmed?
-          = link_to t('admin.accounts.confirm'), admin_account_confirmation_path(@account.id), method: :post, class: 'button' if can?(:confirm, @account.user)
-
-      - if @account.suspended?
-        = link_to t('admin.accounts.undo_suspension'), unsuspend_admin_account_path(@account.id), method: :post, class: 'button' if can?(:unsuspend, @account)
-      - elsif !@account.local? || @account.user_approved?
-        = link_to t('admin.accounts.perform_full_suspension'), new_admin_account_action_path(@account.id, type: 'suspend'), class: 'button button--destructive' if can?(:suspend, @account)
-
-      - unless @account.local?
-        - if DomainBlock.rule_for(@account.domain)
-          = link_to t('admin.domain_blocks.view'), admin_instance_path(@account.domain), class: 'button'
+    - if @deletion_request.present?
+      = link_to t('admin.accounts.delete'), admin_account_path(@account.id), method: :delete, class: 'button button--destructive', data: { confirm: t('admin.accounts.are_you_sure') } if can?(:destroy, @account)
+  - else
+    %div.action-buttons
+      %div
+        - if @account.local? && @account.user_approved?
+          = link_to t('admin.accounts.warn'), new_admin_account_action_path(@account.id, type: 'none'), class: 'button' if can?(:warn, @account)
+
+          - if @account.user_disabled?
+            = link_to t('admin.accounts.enable'), enable_admin_account_path(@account.id), method: :post, class: 'button' if can?(:enable, @account.user)
+          - else
+            = link_to t('admin.accounts.disable'), new_admin_account_action_path(@account.id, type: 'disable'), class: 'button' if can?(:disable, @account.user)
+
+        - if @account.silenced?
+          = link_to t('admin.accounts.undo_silenced'), unsilence_admin_account_path(@account.id), method: :post, class: 'button' if can?(:unsilence, @account)
+        - elsif !@account.local? || @account.user_approved?
+          = link_to t('admin.accounts.silence'), new_admin_account_action_path(@account.id, type: 'silence'), class: 'button' if can?(:silence, @account)
+
+        - if @account.local?
+          - if @account.user_pending?
+            = link_to t('admin.accounts.approve'), approve_admin_account_path(@account.id), method: :post, data: { confirm: t('admin.accounts.are_you_sure') }, class: 'button' if can?(:approve, @account.user)
+            = link_to t('admin.accounts.reject'), reject_admin_account_path(@account.id), method: :post, data: { confirm: t('admin.accounts.are_you_sure') }, class: 'button button--destructive' if can?(:reject, @account.user)
+
+          - unless @account.user_confirmed?
+            = link_to t('admin.accounts.confirm'), admin_account_confirmation_path(@account.id), method: :post, class: 'button' if can?(:confirm, @account.user)
+
+        - if !@account.local? || @account.user_approved?
+          = link_to t('admin.accounts.perform_full_suspension'), new_admin_account_action_path(@account.id, type: 'suspend'), class: 'button' if can?(:suspend, @account)
+
+      %div
+        - if @account.local?
+          = link_to t('admin.accounts.reset_password'), admin_account_reset_path(@account.id), method: :create, class: 'button' if can?(:reset_password, @account.user)
+          - if @account.user&.otp_required_for_login?
+            = link_to t('admin.accounts.disable_two_factor_authentication'), admin_user_two_factor_authentication_path(@account.user.id), method: :delete, class: 'button' if can?(:disable_2fa, @account.user)
+          - if !@account.memorial? && @account.user_approved?
+            = link_to t('admin.accounts.memorialize'), memorialize_admin_account_path(@account.id), method: :post, data: { confirm: t('admin.accounts.are_you_sure') }, class: 'button button--destructive' if can?(:memorialize, @account)
         - else
-          = link_to t('admin.domain_blocks.add_new'), new_admin_domain_block_path(_domain: @account.domain), class: 'button button--destructive'
-
-    %div
-      - if @account.local?
-        = link_to t('admin.accounts.reset_password'), admin_account_reset_path(@account.id), method: :create, class: 'button' if can?(:reset_password, @account.user)
-        - if @account.user&.otp_required_for_login?
-          = link_to t('admin.accounts.disable_two_factor_authentication'), admin_user_two_factor_authentication_path(@account.user.id), method: :delete, class: 'button' if can?(:disable_2fa, @account.user)
-        - if !@account.memorial? && @account.user_approved?
-          = link_to t('admin.accounts.memorialize'), memorialize_admin_account_path(@account.id), method: :post, data: { confirm: t('admin.accounts.are_you_sure') }, class: 'button button--destructive' if can?(:memorialize, @account)
-      - else
-        = link_to t('admin.accounts.redownload'), redownload_admin_account_path(@account.id), method: :post, class: 'button' if can?(:redownload, @account)
+          = link_to t('admin.accounts.redownload'), redownload_admin_account_path(@account.id), method: :post, class: 'button' if can?(:redownload, @account)
 
   %hr.spacer/
 
diff --git a/app/views/auth/registrations/_sessions.html.haml b/app/views/auth/registrations/_sessions.html.haml
index 395e36a9f..d3a04c00e 100644
--- a/app/views/auth/registrations/_sessions.html.haml
+++ b/app/views/auth/registrations/_sessions.html.haml
@@ -27,5 +27,5 @@
             - else
               %time.time-ago{ datetime: session.updated_at.iso8601, title: l(session.updated_at) }= l(session.updated_at)
           %td
-            - if current_session.session_id != session.session_id
+            - if current_session.session_id != session.session_id && !current_account.suspended?
               = table_link_to 'times', t('sessions.revoke'), settings_session_path(session), method: :delete
diff --git a/app/views/auth/registrations/edit.html.haml b/app/views/auth/registrations/edit.html.haml
index 4a46b27a9..a3445b421 100644
--- a/app/views/auth/registrations/edit.html.haml
+++ b/app/views/auth/registrations/edit.html.haml
@@ -30,18 +30,19 @@
 
 = render 'sessions'
 
-%hr.spacer/
+- unless current_account.suspended?
+  %hr.spacer/
 
-%h3= t('auth.migrate_account')
-%p.muted-hint= t('auth.migrate_account_html', path: settings_migration_path)
+  %h3= t('auth.migrate_account')
+  %p.muted-hint= t('auth.migrate_account_html', path: settings_migration_path)
 
-%hr.spacer/
+  %hr.spacer/
 
-%h3= t('migrations.incoming_migrations')
-%p.muted-hint= t('migrations.incoming_migrations_html', path: settings_aliases_path)
+  %h3= t('migrations.incoming_migrations')
+  %p.muted-hint= t('migrations.incoming_migrations_html', path: settings_aliases_path)
 
-- if open_deletion? && !current_account.suspended?
-  %hr.spacer/
+  - if open_deletion?
+    %hr.spacer/
 
-  %h3= t('auth.delete_account')
-  %p.muted-hint= t('auth.delete_account_html', path: settings_delete_path)
+    %h3= t('auth.delete_account')
+    %p.muted-hint= t('auth.delete_account_html', path: settings_delete_path)
diff --git a/app/views/oauth/authorized_applications/index.html.haml b/app/views/oauth/authorized_applications/index.html.haml
index 7b77108a9..fbb733db4 100644
--- a/app/views/oauth/authorized_applications/index.html.haml
+++ b/app/views/oauth/authorized_applications/index.html.haml
@@ -20,5 +20,5 @@
           %th!= application.scopes.map { |scope| t(scope, scope: [:doorkeeper, :scopes]) }.join(', ')
           %td= l application.created_at
           %td
-            - unless application.superapp?
+            - unless application.superapp? || current_account.suspended?
               = table_link_to 'times', t('doorkeeper.authorized_applications.buttons.revoke'), oauth_authorized_application_path(application), method: :delete, data: { confirm: t('doorkeeper.authorized_applications.confirmations.revoke') }
diff --git a/app/views/statuses/show.html.haml b/app/views/statuses/show.html.haml
index 873df7fbd..7ef7b09a2 100644
--- a/app/views/statuses/show.html.haml
+++ b/app/views/statuses/show.html.haml
@@ -12,6 +12,7 @@
   = opengraph 'og:type', 'article'
   = opengraph 'og:title', "#{display_name(@account)} (#{acct(@account)})"
   = opengraph 'og:url', short_account_status_url(@account, @status)
+  = opengraph 'og:published_time', @status.created_at.iso8601
 
   = render 'og_description', activity: @status
   = render 'og_image', activity: @status, account: @account
diff --git a/app/workers/account_deletion_worker.rb b/app/workers/account_deletion_worker.rb
new file mode 100644
index 000000000..0f6be71e1
--- /dev/null
+++ b/app/workers/account_deletion_worker.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+class AccountDeletionWorker
+  include Sidekiq::Worker
+
+  sidekiq_options queue: 'pull'
+
+  def perform(account_id)
+    DeleteAccountService.new.call(Account.find(account_id), reserve_username: true, reserve_email: false)
+  rescue ActiveRecord::RecordNotFound
+    true
+  end
+end
diff --git a/app/workers/admin/account_deletion_worker.rb b/app/workers/admin/account_deletion_worker.rb
new file mode 100644
index 000000000..82f269ad6
--- /dev/null
+++ b/app/workers/admin/account_deletion_worker.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+class Admin::AccountDeletionWorker
+  include Sidekiq::Worker
+
+  sidekiq_options queue: 'pull'
+
+  def perform(account_id)
+    DeleteAccountService.new.call(Account.find(account_id), reserve_username: true, reserve_email: true)
+  rescue ActiveRecord::RecordNotFound
+    true
+  end
+end
diff --git a/app/workers/admin/suspension_worker.rb b/app/workers/admin/suspension_worker.rb
index 83c815efd..35c570336 100644
--- a/app/workers/admin/suspension_worker.rb
+++ b/app/workers/admin/suspension_worker.rb
@@ -5,7 +5,9 @@ class Admin::SuspensionWorker
 
   sidekiq_options queue: 'pull'
 
-  def perform(account_id, remove_user = false)
-    SuspendAccountService.new.call(Account.find(account_id), reserve_username: true, reserve_email: !remove_user)
+  def perform(account_id)
+    SuspendAccountService.new.call(Account.find(account_id))
+  rescue ActiveRecord::RecordNotFound
+    true
   end
 end
diff --git a/app/workers/admin/unsuspension_worker.rb b/app/workers/admin/unsuspension_worker.rb
new file mode 100644
index 000000000..7cb2349b1
--- /dev/null
+++ b/app/workers/admin/unsuspension_worker.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+class Admin::UnsuspensionWorker
+  include Sidekiq::Worker
+
+  sidekiq_options queue: 'pull'
+
+  def perform(account_id)
+    UnsuspendAccountService.new.call(Account.find(account_id))
+  rescue ActiveRecord::RecordNotFound
+    true
+  end
+end
diff --git a/app/workers/feed_insert_worker.rb b/app/workers/feed_insert_worker.rb
index fd35af562..45e6bb88d 100644
--- a/app/workers/feed_insert_worker.rb
+++ b/app/workers/feed_insert_worker.rb
@@ -25,7 +25,10 @@ class FeedInsertWorker
   private
 
   def check_and_insert
-    perform_push unless feed_filtered?
+    return if feed_filtered?
+
+    perform_push
+    perform_notify if notify?
   end
 
   def feed_filtered?
@@ -39,6 +42,12 @@ class FeedInsertWorker
     end
   end
 
+  def notify?
+    return false if @type != :home || @status.reblog? || (@status.reply? && @status.in_reply_to_account_id != @status.account_id)
+
+    Follow.find_by(account: @follower, target_account: @status.account)&.notify?
+  end
+
   def perform_push
     case @type
     when :home
@@ -49,4 +58,8 @@ class FeedInsertWorker
       FeedManager.instance.push_to_direct(@account, @status)
     end
   end
+
+  def perform_notify
+    NotifyService.new.call(@follower, :status, @status)
+  end
 end
diff --git a/app/workers/local_notification_worker.rb b/app/workers/local_notification_worker.rb
index 48635e498..6b08ca6fc 100644
--- a/app/workers/local_notification_worker.rb
+++ b/app/workers/local_notification_worker.rb
@@ -3,7 +3,7 @@
 class LocalNotificationWorker
   include Sidekiq::Worker
 
-  def perform(receiver_account_id, activity_id = nil, activity_class_name = nil)
+  def perform(receiver_account_id, activity_id = nil, activity_class_name = nil, type = nil)
     if activity_id.nil? && activity_class_name.nil?
       activity = Mention.find(receiver_account_id)
       receiver = activity.account
@@ -12,7 +12,7 @@ class LocalNotificationWorker
       activity = activity_class_name.constantize.find(activity_id)
     end
 
-    NotifyService.new.call(receiver, activity)
+    NotifyService.new.call(receiver, type || activity_class_name.underscore, activity)
   rescue ActiveRecord::RecordNotFound
     true
   end
diff --git a/app/workers/poll_expiration_notify_worker.rb b/app/workers/poll_expiration_notify_worker.rb
index 64b4cbd7e..8a12fc075 100644
--- a/app/workers/poll_expiration_notify_worker.rb
+++ b/app/workers/poll_expiration_notify_worker.rb
@@ -11,12 +11,12 @@ class PollExpirationNotifyWorker
     # Notify poll owner and remote voters
     if poll.local?
       ActivityPub::DistributePollUpdateWorker.perform_async(poll.status.id)
-      NotifyService.new.call(poll.account, poll)
+      NotifyService.new.call(poll.account, :poll, poll)
     end
 
     # Notify local voters
     poll.votes.includes(:account).map(&:account).select(&:local?).each do |account|
-      NotifyService.new.call(account, poll)
+      NotifyService.new.call(account, :poll, poll)
     end
   rescue ActiveRecord::RecordNotFound
     true
diff --git a/app/workers/refollow_worker.rb b/app/workers/refollow_worker.rb
index 9b07ce1b5..98940680d 100644
--- a/app/workers/refollow_worker.rb
+++ b/app/workers/refollow_worker.rb
@@ -11,6 +11,7 @@ class RefollowWorker
 
     target_account.passive_relationships.where(account: Account.where(domain: nil)).includes(:account).reorder(nil).find_each do |follow|
       reblogs = follow.show_reblogs?
+      notify  = follow.notify?
 
       # Locally unfollow remote account
       follower = follow.account
@@ -18,7 +19,7 @@ class RefollowWorker
 
       # Schedule re-follow
       begin
-        FollowService.new.call(follower, target_account, reblogs: reblogs)
+        FollowService.new.call(follower, target_account, reblogs: reblogs, notify: notify)
       rescue Mastodon::NotPermittedError, ActiveRecord::RecordNotFound, Mastodon::UnexpectedResponseError, HTTP::Error, OpenSSL::SSL::SSLError
         next
       end
diff --git a/app/workers/scheduler/user_cleanup_scheduler.rb b/app/workers/scheduler/user_cleanup_scheduler.rb
index 6113edde1..8571b59e1 100644
--- a/app/workers/scheduler/user_cleanup_scheduler.rb
+++ b/app/workers/scheduler/user_cleanup_scheduler.rb
@@ -6,9 +6,22 @@ class Scheduler::UserCleanupScheduler
   sidekiq_options lock: :until_executed, retry: 0
 
   def perform
+    clean_unconfirmed_accounts!
+    clean_suspended_accounts!
+  end
+
+  private
+
+  def clean_unconfirmed_accounts!
     User.where('confirmed_at is NULL AND confirmation_sent_at <= ?', 2.days.ago).reorder(nil).find_in_batches do |batch|
       Account.where(id: batch.map(&:account_id)).delete_all
       User.where(id: batch.map(&:id)).delete_all
     end
   end
+
+  def clean_suspended_accounts!
+    AccountDeletionRequest.where('created_at <= ?', AccountDeletionRequest::DELAY_TO_DELETION.ago).reorder(nil).find_each do |deletion_request|
+      Admin::AccountDeletionWorker.perform_async(deletion_request.account_id)
+    end
+  end
 end
diff --git a/app/workers/unfollow_follow_worker.rb b/app/workers/unfollow_follow_worker.rb
index b6e665a41..71b5a0e3f 100644
--- a/app/workers/unfollow_follow_worker.rb
+++ b/app/workers/unfollow_follow_worker.rb
@@ -10,10 +10,11 @@ class UnfollowFollowWorker
     old_target_account = Account.find(old_target_account_id)
     new_target_account = Account.find(new_target_account_id)
 
-    follow = follower_account.active_relationships.find_by(target_account: old_target_account)
+    follow  = follower_account.active_relationships.find_by(target_account: old_target_account)
     reblogs = follow&.show_reblogs?
+    notify  = follow&.notify?
 
-    FollowService.new.call(follower_account, new_target_account, reblogs: reblogs, bypass_locked: bypass_locked)
+    FollowService.new.call(follower_account, new_target_account, reblogs: reblogs, notify: notify, bypass_locked: bypass_locked)
     UnfollowService.new.call(follower_account, old_target_account, skip_unmerge: true)
   rescue ActiveRecord::RecordNotFound, Mastodon::NotPermittedError
     true