He seems to like to call people names I have noticed. There are a few people out there who can only make themselves feel better by trying to put people down.
Its often associated with people suffering with borderline personality disorder and/or compulsive lying. Apparently there is a difference between a compulsive liar and a pathological liar, I'm not sure what it is though. Perhaps one has dragons breath
Be particularly concerned about anybody that confuses a printed circuit board with a computer......they are not basically the same.
Or indeed anybody on here that claims languages evolve but keyboards don't