All cultures through all time have constantly been engaged in a dance with new possibilities for life. Change is the one constant in human history.
I can understand why those bands do it. It can be a hell of a lot of bloody fun. People are allowed to have a bit of fun after the age of 40, and a lot of them do need the money.
I used to think I had to stay frozen in time. No amount of Botox will keep up.

