diff --git a/app/helpers/delayed_jobs_helper.rb b/app/helpers/delayed_jobs_helper.rb
index 3667e228e..165673d84 100644
--- a/app/helpers/delayed_jobs_helper.rb
+++ b/app/helpers/delayed_jobs_helper.rb
@@ -2,31 +2,31 @@ module DelayedJobsHelper
   def print_handler(job)
     case job.name
     when "Class#expire_cache"
-      "<strong>expire post count cache</strong>: " + job.payload_object.args.flatten.join(" ")
+      "<strong>expire post count cache</strong>: " + h(job.payload_object.args.flatten.join(" "))
 
     when "Upload#process!"
       '<strong>upload post</strong>: <a href="/uploads/' + job.payload_object.object.id.to_s + '">record</a>'
 
     when "Tag#update_related"
-      "<strong>update related tags</strong>: " + job.payload_object.name
+      "<strong>update related tags</strong>: " + h(job.payload_object.name)
 
     when "TagAlias#process!"
-      '<strong>alias</strong>: ' + job.payload_object.antecedent_name + " -&gt; " + job.payload_object.consequent_name
+      '<strong>alias</strong>: ' + h(job.payload_object.antecedent_name) + " -&gt; " + h(job.payload_object.consequent_name)
 
     when "TagImplication#process!"
-      '<strong>implication</strong>: ' + job.payload_object.antecedent_name + " -&gt; " + job.payload_object.consequent_name
+      '<strong>implication</strong>: ' + h(job.payload_object.antecedent_name) + " -&gt; " + h(job.payload_object.consequent_name)
 
     when "Class#clear_cache_for"
-      "<strong>expire tag alias cache</strong>: " + job.payload_object.args.flatten.join(" ")
+      "<strong>expire tag alias cache</strong>: " + h(job.payload_object.args.flatten.join(" "))
 
     when "Tag#update_category_cache"
-      "<strong>update tag category cache</strong>: " + job.payload_object.name
+      "<strong>update tag category cache</strong>: " + h(job.payload_object.name)
 
     when "Tag#update_category_post_counts"
-      "<strong>update category post counts</strong>: " + job.payload_object.name
+      "<strong>update category post counts</strong>: " + h(job.payload_object.name)
 
     else
-      job.handler
+      h(job.handler)
     end
   end
 end
diff --git a/app/logical/user_deletion.rb b/app/logical/user_deletion.rb
index 87920bff4..9dfffa4b1 100644
--- a/app/logical/user_deletion.rb
+++ b/app/logical/user_deletion.rb
@@ -3,6 +3,13 @@ class UserDeletion
 
   attr_reader :user, :password
 
+  def self.remove_favorites_for(user_name, user_id)
+    user = User.find(user_id)
+    Post.tag_match("fav:#{user_name}").find_each do |post|
+      Favorite.remove(post, user)
+    end
+  end
+
   def initialize(user, password)
     @user = user
     @password = password
@@ -12,6 +19,7 @@ class UserDeletion
     validate
     clear_user_settings
     remove_favorites
+    clear_tag_subscriptions
     rename
     reset_password
     create_mod_action
@@ -23,6 +31,9 @@ private
     ModAction.create(:description => "user ##{user.id} deleted")
   end
 
+  def clear_tag_subscriptions
+    TagSubscription.where(:creator_id => user.id).destroy_all
+  end
 
   def clear_user_settings
     user.email = nil
@@ -45,9 +56,7 @@ private
   end
 
   def remove_favorites
-    Post.tag_match("fav:#{user.name}").find_each do |post|
-      Favorite.remove(post, user)
-    end
+    UserDeletion.delay.remove_favorites_for(user.name, user.id)
   end
 
   def rename
diff --git a/app/models/post.rb b/app/models/post.rb
index 8b63b976c..8aa59f457 100644
--- a/app/models/post.rb
+++ b/app/models/post.rb
@@ -30,7 +30,6 @@ class Post < ActiveRecord::Base
   has_many :children, :class_name => "Post", :foreign_key => "parent_id", :order => "posts.id"
   has_many :disapprovals, :class_name => "PostDisapproval", :dependent => :destroy
   validates_uniqueness_of :md5
-  validates_presence_of :parent, :if => lambda {|rec| !rec.parent_id.nil?}
   validate :post_is_not_its_own_parent
   attr_accessible :source, :rating, :tag_string, :old_tag_string, :last_noted_at, :parent_id, :as => [:member, :builder, :gold, :platinum, :contributor, :janitor, :moderator, :admin, :default]
   attr_accessible :is_rating_locked, :is_note_locked, :as => [:builder, :contributor, :janitor, :moderator, :admin]
diff --git a/app/models/tag_implication.rb b/app/models/tag_implication.rb
index 865081b1a..414d14e34 100644
--- a/app/models/tag_implication.rb
+++ b/app/models/tag_implication.rb
@@ -2,7 +2,6 @@ class TagImplication < ActiveRecord::Base
   before_save :update_descendant_names
   after_save :update_descendant_names_for_parent
   after_destroy :update_descendant_names_for_parent
-  after_destroy :update_posts_for_destroy
   belongs_to :creator, :class_name => "User"
   before_validation :initialize_creator, :on => :create
   before_validation :normalize_names
@@ -100,32 +99,9 @@ class TagImplication < ActiveRecord::Base
     end
   end
 
-  module DeletionMethods
-    extend ActiveSupport::Concern
-
-    module ClassMethods
-      def update_posts_for_destroy(creator_id, creator_ip_addr, tag_name)
-        Post.tag_match("#{tag_name} status:any").find_each do |post|
-          escaped_tag_name = Regexp.escape(tag_name)
-          fixed_tags = post.tag_string.sub(/(?:\A| )#{escaped_tag_name}(?:\Z| )/, " ").strip
-          CurrentUser.scoped(User.find(creator_id), creator_ip_addr) do
-            post.update_attributes(
-              :tag_string => fixed_tags
-            )
-          end
-        end
-      end
-    end
-
-    def update_posts_for_destroy
-      TagImplication.delay(:queue => "default").update_posts_for_destroy(CurrentUser.user.id, CurrentUser.ip_addr, consequent_name)
-    end
-  end
-
   include DescendantMethods
   include ParentMethods
   extend SearchMethods
-  include DeletionMethods
 
   def initialize_creator
     self.creator_id = CurrentUser.user.id
diff --git a/app/views/artist_versions/index.html.erb b/app/views/artist_versions/index.html.erb
index c2e8aee25..478a0d71c 100644
--- a/app/views/artist_versions/index.html.erb
+++ b/app/views/artist_versions/index.html.erb
@@ -25,7 +25,7 @@
               <td>
                 <%= link_to artist_version.name, artist_versions_path(:search => {:artist_id => artist_version.artist_id}) %>
               </td>
-              <td><%= link_to "artist", artist_path(artist_version.artist) %></td>
+              <td><%= link_to "artist", artist_path(artist_version.artist_id) %></td>
               <td><%= artist_version_other_names_diff(artist_version) %></td>
               <td><%= artist_version.group_name %></td>
               <td><%= compact_time artist_version.created_at %></td>
diff --git a/config/danbooru_default_config.rb b/config/danbooru_default_config.rb
index b3c6e849f..7cd164f09 100644
--- a/config/danbooru_default_config.rb
+++ b/config/danbooru_default_config.rb
@@ -4,7 +4,7 @@ module Danbooru
   class Configuration
     # The version of this Danbooru.
     def version
-      "2.13.0"
+      "2.14.0"
     end
 
     # The name of this Danbooru.
diff --git a/test/unit/tag_implication_test.rb b/test/unit/tag_implication_test.rb
index f1418677b..4ae1f708e 100644
--- a/test/unit/tag_implication_test.rb
+++ b/test/unit/tag_implication_test.rb
@@ -3,7 +3,7 @@ require 'test_helper'
 class TagImplicationTest < ActiveSupport::TestCase
   context "A tag implication" do
     setup do
-      user = FactoryGirl.create(:user)
+      user = FactoryGirl.create(:admin_user)
       CurrentUser.user = user
       CurrentUser.ip_addr = "127.0.0.1"
       @user = FactoryGirl.create(:user)
@@ -111,17 +111,6 @@ class TagImplicationTest < ActiveSupport::TestCase
       assert_equal("eee", ti4.descendant_names)
     end
 
-    should "update any affected post upon destroy" do
-      ti1 = FactoryGirl.create(:tag_implication, :antecedent_name => "aaa", :consequent_name => "bbb")
-      ti2 = FactoryGirl.create(:tag_implication, :antecedent_name => "bbb", :consequent_name => "ccc")
-      ti3 = FactoryGirl.create(:tag_implication, :antecedent_name => "ccc", :consequent_name => "ddd")
-      p1 = FactoryGirl.create(:post, :tag_string => "aaa")
-      assert_equal("aaa bbb ccc ddd", p1.tag_string)
-      ti2.destroy
-      p1.reload
-      assert_equal("aaa bbb ddd", p1.tag_string)
-    end
-
     should "update any affected post upon save" do
       p1 = FactoryGirl.create(:post, :tag_string => "aaa bbb ccc")
       ti1 = FactoryGirl.create(:tag_implication, :antecedent_name => "aaa", :consequent_name => "xxx")
diff --git a/test/unit/user_deletion_test.rb b/test/unit/user_deletion_test.rb
index 3fd9b2bda..1a6db0811 100644
--- a/test/unit/user_deletion_test.rb
+++ b/test/unit/user_deletion_test.rb
@@ -4,6 +4,7 @@ class UserDeletionTest < ActiveSupport::TestCase
   context "an invalid user deletion" do
     context "for an invalid password" do
       setup do
+        Delayed::Worker.delay_jobs = false
         @user = FactoryGirl.create(:user)
         CurrentUser.user = @user
         CurrentUser.ip_addr = "127.0.0.1"
@@ -19,6 +20,7 @@ class UserDeletionTest < ActiveSupport::TestCase
 
     context "for an admin" do
       setup do
+        Delayed::Worker.delay_jobs = false
         @user = FactoryGirl.create(:admin_user)
         CurrentUser.user = @user
         CurrentUser.ip_addr = "127.0.0.1"
@@ -35,6 +37,8 @@ class UserDeletionTest < ActiveSupport::TestCase
 
   context "a valid user deletion" do
     setup do
+      Delayed::Worker.delay_jobs = false
+
       @user = FactoryGirl.create(:user)
       CurrentUser.user = @user
       CurrentUser.ip_addr = "127.0.0.1"