I get that your title is sort of a joke (I hope), but if you just go by this art...

amackera on July 2, 2009 | parent | context | favorite | on: Modes, Quasimodes and the iPhone

I get that your title is sort of a joke (I hope), but if you just go by this article then it seems to me that it's suggesting that Emacs is more "usable" than vi! Emacs uses quasi-modes like crazy. Maybe I didn't understand.