EDIT: I currently use cdargs, and it had to get built into muscle memory before it was really powerful. Now, I type "cv twTABENTER" and I'm where I want to be, before I've finished thinking about where I want to be.
Nope. That's stack based, this is frequency based. It learns what directories you visit more frequently, and jumps to the right one based on very small bits of input.
I wish it were interactive, like iswitchb ... or I guess I could just start using shell-mode inside Emacs.
http://github.com/joelthelion/autojump/commit/ff5c9780791c75...