Thread:User talk:CodeCat/Special:AbuseFilter/21/reply (3)

If you "do things on many wikis, including this one" then you would already have contribs and the filter wouldn't do anything. But that's neither here nor there.

The real question is which is more important: not wasting more of committed volunteers' time, or not dissuading that subset of newbies who create an identity before contributing from staying.