Joe, when they reach the end of what they can debate or get to the end of their "knowledge" about a subject, then they start the insults. I see it time and again.
You know, the only ones still missing from this thread are the usual bowling balls screaming hysterically about how stupid smokers are?
Guess that list of writers, artists, physicists, and rocket scientists who smoked that we keep posting finally made them crawl into the corner and suck their thumbs?