Basically, you're still sitting there using just the muscles of your hand, really. Of one hand, actually. It's another example of the transfer of literacy to making music because the assumption is that everything important is happening in your head; the muscles are there simply to serve the head. But that isn't how traditional players work at all; musicians know that their muscles have a lot of stuff going on as well. They're using their whole body to make music, in fact.
Brian EnoI think it's a myth that American public or any other public is so stupid that they need to be constantly pricked.
Brian EnoMost of those melodies are me trying to find out what notes fit, and then hitting ones that don't fit in a very interesting way.
Brian Eno