Upvoted. We'll have to agree to disagree on this. I don't see why the number and semantics of arguments can be part of the interface but it's bad for the name to be.

Also, wart is like arc in that it's utterly unconcerned about backwards compatibility. It's not meant for building large edifices. That doesn't mean you can't build webapps in it. It does mean that you better write lots of unit tests.