I haven't even looked at the off-topic forum here. I don't want to go that route again.
CD it isn't that it doesn't happen here, it is that you are always free to opt out if it is looking like a fight.
The admins here are very good at heading real problems offthose that continue.
It is all up to the individuals, and we use smilies to indicate intention so we can.... well never mind that I hope you will feel free to join in