From what I've heard from people who've used it, it is *much* better than viper ...

likpok on Feb 28, 2009 | parent | context | favorite | on: Emacs + Vim + Haskell = Yi

From what I've heard from people who've used it, it is much better than viper mode/vile, so for Vi people looking for something a little more configurable, it looks pretty good.