Given that you'll never be able to prevent copying, the question is, what can you do to minimize it? What can you do to make consumers happy enough with legitimate use of the system that they'll be willing to pay for it?
“That song has the full extent of my mandolin abilities; I'm not a good mandolin player at all.”
“He would still see it as his duty to shut up and get on with it, not cause any trouble. In our own time we've made a hero of the rebel, and it's more heroic to speak up.”