Global warming, Gun Control, even hog farming can all be thought of as politically motivated as politics does play into them to diffrent degree's. If all people talked about was the outdoors things would get old real fast. Its important for a website to be able to have discussion on multiple topics for it to survive. The topic in and of itself is not the problem it is the people posting to it. Emotions and Views vary which is a good thing for thought. The issue arises when people intentionaly attack other members.
Ive been in Phils place you can either allow topics and moderate them or be heavy handed and not, but how much of a persons time should be spent keeping adults in line?