Vigorous enforcement of copyrights themselves is an important part of the picture. But I don't think that expanding the legal definition of copyright outside of actual copyright infringement is the right move.
Pop songs are not as graceful as they used to be. Performers today haven't gone through the regimen of learning how to write. And of course everyone wants to own copyrights.
It's not easy waking up every single morning knowing what you're going to put your body through and having to do it. We don't have days off.