Originally Posted by ex
The biggest reason in my mind is legal responsibility. The law deems you to be legally responsible for your actions at 18 Not 17 etc etc. Bottom line is if your under 18 you can not be held responsible for your actions to the same degree as someone 18+
This needs to be echoed over and over until people get it. It has nothing to do with what anyone else has said here, it is all about legal responsibility.