He's a stress reliever for those of us who are stuck at work and need someone stupid to bash that wont cost us a job. He's harmless and he's already sub-d, filters working as intended, besides, his stupidity is hilarious.
I think it bears asking, out of curiosity - if they've been banned once, then why are they allowed to stay? It's still the same offender behind the keyboard, a slightly altered name does not a new person make.