"Music is art, and art is important and rare. Important, rare things are valuable. Valuable things should be paid for. "
This is what Taylor Swift says in interviews because it sounds as if she's on the side of the angels and not just speaking for herself.
But what does it mean? Some pop music may be art but most of it is just pop music and is neither important nor rare.
We don't pay for things because they're valuable. We pay for things according to how much we value them, which is a different thing.
What she's really saying is,"right now I can get away with charging a premium for my services and I intend to do it while I can."
Nothing wrong with that. Rembrandt would have done the same.