Specifically, it is a person recently kicked out for similar behavior from Wikipedia. It will be interesting to see how other people on RationalWiki will deal with this.
They welcome him because he writes at the usual RationalWiki quality standard?
More importantly, he is compatible with the party line. Articles about wrong targets would not be tolerated, regardless of quality. Try to use a "snarky point of view" on something politically correct and see what happens.
If it's worth saying, but not worth its own post (even in Discussion), then it goes here.
Notes for future OT posters:
1. Please add the 'open_thread' tag.
2. Check if there is an active Open Thread before posting a new one. (Immediately before; refresh the list-of-threads page before posting.)
3. Open Threads should be posted in Discussion, and not Main.
4. Open Threads should start on Monday, and end on Sunday.