YouTube needs a music mode on mobile. Where if you turn the mode on, the music keeps playing even if you exit the app or lock the screen. So many people use YouTube just for audio
@TeamYouTube @YouTube
Thanks for reaching out. 'Audio Mode' is available with YouTube Music Premium membership. If you're available in one of the launched countries, you can start your free trail today: https://goo.gl/zH831W . Hope this helps!