"Scientists have shown that popular music has become more homogeneous and formulaic than ever before."

Just - try - to watch this: https://www.youtube.com/watch?v=hHUbLv4ThOo

I don't need no stinkin' sign-tist. As we used to say: "this shit is fucked & BULL-shit!"

Any society that holds Pitbull and Kesha up as 'music' is lost & gone forever.