It's pretty well mapped to Rails and has some of the better documentation as far as JS MVC frameworks go. However there were a few problems I found with it, lik

It's pretty well mapped to Rails and has some of the better documentation as far as JS MVC frameworks go. However there were a few problems I found with it, like the view bindings being somewhat slow if you're doing a lot of rapid updates (though that's likely not unique to batman.js).