I don't think it is the point to come up with norms and exceptions, but rather to find which quality is more important. My money is on maturity.George144 said:I'd say the mostly go hand in hand, sure you might find a mature 13 year old or a childish 30 year old but there usually the exception rather then the norm.
I know that one of the people I regularly play TF2 with is around 13. He's good at the game and polite about it, so I never found a problem with it.
Of course, the kind of stupid horseplay is alright sometimes, just don't do it in open matches.