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?
“I can't sing, like, I can't saaang. I'm no Luther! That to me is singing. Being able to hit a note doesn't mean you can sing.”
“If anyone would have been paying serious attention to my puppet shows, I would have been sent to therapy very young.”