> But no, how about we completely rebuild a music service on top of YouTube, miss a bunch of minor simple features that every streaming service offers (you know, like save current playlist/radio as Playlist) and FORCE every user over to this far inferior service.

I still can't work out how I'm supposed to listen to an mp3 on my phone now. YT Music has a "Device Only" button which I thought was simple enough, but then it just refuses to actually play anything I select.