This isn't like the forums on Yahoo. We're generally pretty friendly here. :-)
Depends on the forum.
The religion forum can get nasty (what do you expect), and I’ve been involved in a couple of heated car seat threads lately.
I generally read more closely—or at least don’t ask obvious questions. This is the first time, I believe, I’ve had four people point out to me something I would have seen if I’d taken 10 seconds provided that my IQ is above room temperature.