Every evolving programming language should have something like this!
It's a kind of ripeness for change which, I think occurs in every large project. There's that gnawing feeling that something is more difficult than it should be, followed by a sudden realization that the basic tooling now exist to solve the underlying problem without an epic amount of work.
Attobot has been tremendously helpful, and femtocleaner will be too. Nice work guys!
Update: looks like no applicable deprecations