The artist is not responsible to any one. His social role is asocial... his only responsibility consists in an attitude to the work he does.
I took guitar a while back, and my heart wasn't in it at the time, but I'm ready to try it again. I sing in the car, at home - it's a huge part of my life, especially since I'm from Tennessee.
That's an interesting question. I would say that in general Americans know very little about the law. It's one of those things that most of us take for granted.