History of 2014-11-08 I messed up - Emacs to the rescue

23:34 UTC Revision 1 . . . . Marcin BorkowskiI guess everyone did it at some point: you press something accidentally, and something happens, and you don’t know what you have done, but it might be something stupid, or destructive, or smart. You press C-/ and you’ll never know what that was. Well, don’t be so quick with undo, then. There are more options.