diff --git a/modules/directory/init.zsh b/modules/directory/init.zsh
index 47191dfe..8abc1e24 100644
--- a/modules/directory/init.zsh
+++ b/modules/directory/init.zsh
@@ -16,7 +16,6 @@ setopt PUSHD_IGNORE_DUPS    # Do not store duplicates in the stack.
 setopt PUSHD_SILENT         # Do not print the directory stack after pushd or popd.
 setopt PUSHD_TO_HOME        # Push to home directory when no argument is given.
 setopt CDABLE_VARS          # Change directory to a path stored in a variable.
-setopt AUTO_NAME_DIRS       # Auto add variable-stored paths to ~ list.
 setopt MULTIOS              # Write to multiple descriptors.
 setopt EXTENDED_GLOB        # Use extended globbing syntax.
 unsetopt CLOBBER            # Do not overwrite existing files with > and >>.
diff --git a/modules/editor/init.zsh b/modules/editor/init.zsh
index ed57a102..085947ef 100644
--- a/modules/editor/init.zsh
+++ b/modules/editor/init.zsh
@@ -14,8 +14,7 @@ fi
 # Options
 #
 
-# Beep on error in line editor.
-setopt BEEP
+setopt BEEP                     # Beep on error in line editor.
 
 #
 # Variables
@@ -242,6 +241,27 @@ function glob-alias {
 }
 zle -N glob-alias
 
+# Toggle the comment character at the start of the line. This is meant to work
+# around a buggy implementation of pound-insert in zsh.
+#
+# This is currently only used for the emacs keys because vi-pound-insert has
+# been reported to work properly.
+function pound-toggle {
+  if [[ "$BUFFER" = '#'* ]]; then
+    # Because of an oddity in how zsh handles the cursor when the buffer size
+    # changes, we need to make this check before we modify the buffer and let
+    # zsh handle moving the cursor back if it's past the end of the line.
+    if [[ $CURSOR != $#BUFFER ]]; then
+      (( CURSOR -= 1 ))
+    fi
+    BUFFER="${BUFFER:1}"
+  else
+    BUFFER="#$BUFFER"
+    (( CURSOR += 1 ))
+  fi
+}
+zle -N pound-toggle
+
 # Reset to default key bindings.
 bindkey -d
 
@@ -277,6 +297,12 @@ if (( $+widgets[history-incremental-pattern-search-backward] )); then
     history-incremental-pattern-search-forward
 fi
 
+# Toggle comment at the start of the line. Note that we use pound-toggle which
+# is similar to pount insert, but meant to work around some issues that were
+# being seen in iTerm.
+bindkey -M emacs "$key_info[Escape];" pound-toggle
+
+
 #
 # Vi Key Bindings
 #
@@ -296,6 +322,9 @@ else
   bindkey -M vicmd "/" history-incremental-search-forward
 fi
 
+# Toggle comment at the start of the line.
+bindkey -M vicmd "#" vi-pound-insert
+
 #
 # Emacs and Vi Key Bindings
 #
diff --git a/modules/environment/init.zsh b/modules/environment/init.zsh
index 79e98a4a..4f3bbfe3 100644
--- a/modules/environment/init.zsh
+++ b/modules/environment/init.zsh
@@ -32,10 +32,11 @@ fi
 # General
 #
 
-setopt COMBINING_CHARS    # Combine zero-length punctuation characters (accents)
-                          # with the base character.
-setopt RC_QUOTES          # Allow 'Henry''s Garage' instead of 'Henry'\''s Garage'.
-unsetopt MAIL_WARNING     # Don't print a warning message if a mail file has been accessed.
+setopt COMBINING_CHARS      # Combine zero-length punctuation characters (accents)
+                            # with the base character.
+setopt INTERACTIVE_COMMENTS # Enable comments in interactive shell.
+setopt RC_QUOTES            # Allow 'Henry''s Garage' instead of 'Henry'\''s Garage'.
+unsetopt MAIL_WARNING       # Don't print a warning message if a mail file has been accessed.
 
 #
 # Jobs
diff --git a/modules/pacman/README.md b/modules/pacman/README.md
index 855c8efa..a619a747 100644
--- a/modules/pacman/README.md
+++ b/modules/pacman/README.md
@@ -8,23 +8,20 @@ Settings
 --------
 
 It is possible to use a Pacman frontend with the pacman aliases provided by this
-package as long as that frontend supports the same command line options (Such as
-[Pacaur][2] or [Yaourt][3]).
+package as long as that frontend supports the same command line options (The
+[AUR Helpers][2] page has a good comparison which lists if the command line
+options are pacman compatible).
 
-To enable a Pacman frontend, for example, [Pacaur][2], add the following line to
-*zpreztorc*:
+Please note that installing packages with an AUR Helper is not officially
+supported by Archlinux. It is currently recommended to manually build AUR
+packages using the [provided instructions][3]. The [aurutils][4] project has a
+set of small utilities to make this easier.
 
-```sh
-zstyle ':prezto:module:pacman' frontend 'pacaur'
-```
-
-If you have enabled color globally in *zpreztorc*, you may disable it for certain
-commands.
-
-To disable `yaourt` highlighting, add the following line to *zpreztorc*:
+To enable a Pacman frontend, add the following line to *zpreztorc*, substituting
+`pacman_frontend` with the name of the frontent:
 
 ```sh
-zstyle ':prezto:module:pacman:yaourt' color 'no'
+zstyle ':prezto:module:pacman' frontend 'pacman_frontend'
 ```
 
 Aliases
@@ -50,28 +47,23 @@ Aliases
 
 ### Frontends
 
-#### Yaourt
-
-Note that there are currently potential security concerns relating to yaourt, so
-other frontends are recommended.
-
-  - `pacc` manages *.pac\** files.
-
 Functions
 ---------
 
+  - `aurget` clone an aur package
   - `pacman-list-explicit` lists explicitly installed pacman packages.
   - `pacman-list-disowned` lists pacman disowned files.
 
 Authors
 -------
 
-*The authors of this module should be contacted via the [issue tracker][4].*
+*The authors of this module should be contacted via the [issue tracker][5].*
 
   - [Benjamin Boudreau](https://github.com/dreur)
   - [Sorin Ionescu](https://github.com/sorin-ionescu)
 
 [1]: http://www.archlinux.org/pacman/
-[2]: https://github.com/rmarquis/pacaur
-[3]: http://archlinux.fr/yaourt-en
-[4]: https://github.com/sorin-ionescu/prezto/issues
+[2]: https://wiki.archlinux.org/index.php/AUR_helpers#Comparison_table
+[3]: https://wiki.archlinux.org/index.php/Arch_User_Repository#Installing_packages
+[4]: https://github.com/AladW/aurutils
+[5]: https://github.com/sorin-ionescu/prezto/issues
diff --git a/modules/pacman/init.zsh b/modules/pacman/init.zsh
index a5cacf2c..88c977f6 100644
--- a/modules/pacman/init.zsh
+++ b/modules/pacman/init.zsh
@@ -23,10 +23,6 @@ zstyle -s ':prezto:module:pacman' frontend '_pacman_frontend'
 
 if (( $+commands[$_pacman_frontend] )); then
   alias pacman="$_pacman_frontend"
-
-  if [[ -s "${0:h}/${_pacman_frontend}.zsh" ]]; then
-    source "${0:h}/${_pacman_frontend}.zsh"
-  fi
 else
   _pacman_frontend='pacman'
   _pacman_sudo='sudo '
@@ -81,4 +77,12 @@ fi
 # upgrades outdated packages.
 alias pacU="${_pacman_sudo}${_pacman_frontend} --sync --refresh --sysupgrade"
 
+function aurget {
+  local target_dir="$1"
+  if [[ -n "$2" ]]; then
+    target_dir="$2"
+  fi
+  git clone "https://aur.archlinux.org/$1" "$target_dir"
+}
+
 unset _pacman_{frontend,sudo}
diff --git a/modules/pacman/yaourt.zsh b/modules/pacman/yaourt.zsh
deleted file mode 100644
index 819fad16..00000000
--- a/modules/pacman/yaourt.zsh
+++ /dev/null
@@ -1,18 +0,0 @@
-#
-# Defines Yaourt aliases.
-#
-# Authors:
-#   Sorin Ionescu <sorin.ionescu@gmail.com>
-#
-
-#
-# Aliases
-#
-
-# Disable color.
-if ! zstyle -t ':prezto:module:pacman:yaourt' color; then
-  alias pacman='yaourt --nocolor'
-fi
-
-# Manages .pac* files.
-alias pacc='yaourt -C'