What Tommy said Potenza. A relatively small but hard core group of folks that tend to know whereof they speak. More than a few true experts in the fields of firearms and ballistics, not to mention a few unrelated fields of interest.
Very civilized. You may or may not be called upon to defend or explain a position or statement, but it is simply as one gentleman (or lady) to another.
If you read gun magazines, you may even recognize a few of the names that post here from time to time.
So sit back, take your shoes off. And y'all come back now, hear?