Agree with all of your points. What some students etc. forget is, is that some of us do not work in the creative field, and can't really be browsing where there are artistic nudes, or a crapton of gun pics. But we still enjoy chatting in GD; if we didn't care about the opinion of people posting in GD, surely we wouldn't…
I've never really understood why the more heated discussions make the moderators so antsy either. If it devolves into a flame war, then it's simple enough to close it and send everyone on their way. General Discussion is an important part of our community here - being able to drop by and talk with like minded individuals…