Reminds me of something my dad told me when I was a kid after I tried to talk him into buying a video recorder. He said that what your brains for, holding memories. Why pay money for something that god gave you for free?
It's sad that people, who probably can't play, made enough negative comments about something spontaneous to keep an artist from playing. It makes sense that artists want to protect their image or whatever, but they shouldn't have to.