I think you're missing that there are multiple "sophistications". There is not just one music education, I don't think. There could be a classical music educati

I think you're missing that there are multiple "sophistications". There is not just one music education, I don't think. There could be a classical music education and context, and an entirely different pop music education and context. And some pieces of pop music could be very sophisticated by the standards of the people who are educated in that context.