Use Ctrl-X to bring back foreground processes
Have open-uri required in IRB
Try to unlearn the F[58] keys

Will run like this for a couple of days and then will remove the F[5-8]
mappings completely.
Shortcut mvim to mv
Keep the Vim's viw files around to remember folds
Get rid of the annoying fill characters in Vim
Speedup the Ruby syntax highlight in Vim

Geezus...
Unify the sign and number color background for gruvbox
Remember the views automatically

This one is really tricky to get right. mkview will complain on non-file
buffers and the like.