I dunno, narcissists don't really get depressed, they just find new enemies to blame. And as emotionally disconnected as he has always been, WTF does 'Shut down' look like when something was never turned on inthe first place?
The vicious flamer infighting, sure, but it sounds like the shriekers around him are attributing all this to him because that's how they see his faults through their own particular pink-and-paisley glasses.