Will your next favorite song be made by a supercomputer instead of a supergroup? Over the past few months, advances in artificial intelligence have shown how computers can create written pieces and visual art -- and there's already talk in the music business of how they will take over the market for "functional music" used to help listeners study or sleep. What does this mean for musicians and the business they depend on -- especially since A.I. music can't be copyrighted? And more important, what does it mean for the future of music itself?