diff --git a/.functions b/.functions
index da68b20..fdeba00 100644
--- a/.functions
+++ b/.functions
@@ -178,3 +178,13 @@ function tre() {
 function colormap() {
   for i in {0..255}; do print -Pn "%K{$i}  %k%F{$i}${(l:3::0:)i}%f " ${${(M)$((i%6)):#3}:+$'\n'}; done
 }
+
+function aws.print-all-instances() {
+  REGIONS=`aws ec2 describe-regions --region us-east-1 --output text --query Regions[*].[RegionName]`
+  for REGION in $REGIONS
+  do
+    echo -e "\nInstances in '$REGION'..";
+    aws ec2 describe-instances --region $REGION | \
+      jq '.Reservations[].Instances[] | "EC2: \(.InstanceId): \(.State.Name)"'
+  done
+}
diff --git a/.zshrc b/.zshrc
index e837819..a461aa7 100644
--- a/.zshrc
+++ b/.zshrc
@@ -2,7 +2,7 @@
 export LANG='en_US.UTF-8';
 export LC_ALL='en_US.UTF-8';
 
-# Increase Bash history size. Allow 32³ entries; the default is 500.
+# Increase Bash history size.
 export HISTSIZE='32768';
 export HISTFILESIZE="${HISTSIZE}";
 # Omit duplicates and commands that begin with a space from history.
@@ -14,7 +14,6 @@ export GPG_TTY=$(tty);
 
 # Enable persistent REPL history for `node`.
 export NODE_REPL_HISTORY=~/.node_history;
-# Allow 32³ entries; the default is 1000.
 export NODE_REPL_HISTORY_SIZE='32768';
 # Use sloppy mode by default, matching web browsers.
 export NODE_REPL_MODE='sloppy';
@@ -42,8 +41,6 @@ else
   export EDITOR='nano'
 fi
 
-
-
 # Log bash history.
 function zshaddhistory() {
         echo "${1%%$'\n'}|${PWD}   " >> ~/.zsh_history_ext
@@ -59,8 +56,6 @@ source ~/dotfiles/.functions
 source ~/dotfiles/.aliases
 source ~/dotfiles/.extra
 
-# This should always be last
-
 DISABLE_AUTO_UPDATE="true"
 ZSH_HIGHLIGHT_MAXLENGTH=512
 ZSH_HIGHLIGHT_HIGHLIGHTERS=(main brackets pattern cursor)
diff --git a/README.md b/README.md
index 44880d4..25517e3 100644
--- a/README.md
+++ b/README.md
@@ -10,10 +10,6 @@ git clone https://github.com/LikeCarter/dotfiles
 ./dotfiles/setup.sh
 ```
 
-### Other
-- [1Password Git Signing](https://developer.1password.com/docs/ssh/git-commit-signing/)
-- [NextDNS](https://nextdns.io)
-  - Block DNS requests to malware control servers, ad servers, and trackers.
-
-[MIT License](https://opensource.org/licenses/MIT)
-
+### Checklist
+- System-wide key remapping caplocks to ctrl (System Settings → Keyboard → Modifier Keys)
+- Configure [1Password commit signing](https://developer.1password.com/docs/ssh/git-commit-signing/)
diff --git a/preferences/system.sh b/preferences/system.sh
index 67449c2..5b80e5f 100755
--- a/preferences/system.sh
+++ b/preferences/system.sh
@@ -185,3 +185,6 @@ defaults write NSGlobalDomain NSAutomaticWindowAnimationsEnabled -bool NO
 
 # Prevent Time Machine from prompting to use new hard drives as backup volume
 defaults write com.apple.TimeMachine DoNotOfferNewDisksForBackup -bool true
+
+# Remove text replacements
+defaults write -g NSUserDictionaryReplacementItems -array