I think it is the weak and the young and the minorities that you need to look after to get a healthy creative environment - to get a lot of choices, a lot of different styles of music, a lot experimental stuff that everyone else feeds off.
I've not as yet found one hobby that would absorb me completely when I'm not working, but I have just bought a new apartment and didn't quite bargain for the amount of effort and time and money that that absorbs.