A port of Mirrorboard (Randall Munroe and neale) for OS X. Revisited as A one-handed keyboard layout for people with demanding pets.
Original blog post: http://blog.xkcd.com/2007/08/14/mirrorboard-a-one-handed-keyboard-layout-for-the-lazy/
private.xml documentation can be found here: http://pqrs.org/macosx/keyremap4macbook/xml.html
- Install KeyRemap4MacBook from http://pqrs.org/macosx/keyremap4macbook/index.html
- Copy the <item> from private.xml into yours (or replace yours with this one). To find your private.xml, go to System Preferences -> KeyRemap4MacBook -> Misc & Uninstall -> Custom Setting -> Open private.xml
- Switch back to the Change Key tab and ReloadXML. Type Mirrorboard into the search box and the item should be in the list. Activate it and type with a happy pet by your side.