Is your dislike for him so intense that it causes you physical illness to see him post to "your" board? Or does it make your day so burdened that the mental anguish is just unbearable? Or do you just not like him because he's not a carbon copy of you? I pick Door Number 3, Monty:
Because he's an totally self-fawning bore disruptor who uses the word "I" more than Bill Clinton and believes the whole world hangs on his every syllable.