No, outsiders may not be welcome, especially if "outsider" means someone who pops in to denigrate the fans favorite knives. That may cross the line into trolling. Moderators do not need to be playground monitors, though.
Certainly. Seems like there are going to be a lot of "fine lines" to negotiate in a thread like that. That's why they pay you mods the big bucks!
Anybody taking bets on on the first occurrence of "hater" or "fanboy"?
Won't be from me.