To discuss the comic, make announcements, and have it serve as a medium for the speculation, commentary, fanart, and conversation that goes along with it.
I don't think it's odd. I'm sure there are equality laws that require companies who are able, to hire mentally challenged employees. And if you do have to do that, what's the logical thing to do?
Give them the simplest job.
One-liners: Come for the laughs, stay for the abuse.