The amazing @WietseWind had made a PoC for monetizing streaming music. It can be seen here ( @coil subscription required) - …https://wietsewind-music-web-monetized-poc.glitch.me/ . Source code here - https://glitch.com/~wietsewind-music-web-monetized-poc https://twitter.com/Ripple/status/1260712059185987594
More info in this thread from Oct '19. The links to the demos have changed to the one above: https://twitter.com/WietseWind/status/1183760113468870656