The dude clearly suffers from some kind of high functioning autism. Aspergers, whatever, it's just clear he doesn't think about social interactions the same way most other people do.
Which given the kind of audience of nerds and geeks that he is front of I would expect to be a little bit more understanding or patient but – I guess in the end we're all just moneys jockeying for social status.
Frankly, once I realized the above almost all of the rms mocking comes off as being extremely mean spirited.