Music fans are leaving Spotify en masse, to the extent that both #cancelspotify and #spotifyexodus have been trending on Twitter. Neil Young started the ball rolling, demanding the once-incredibly popular music streaming site pick between hosting his epic catalog or Joe Rogan’s controversial podcasts that the rocker and many other critics say spread dangerous misinformation about COVID-19. Spotify kept Rogan. And now plenty of fans — as well as other musicians such as Joni Mitchell and Peter Frampton — are dropping the service in support of Young and others. Looking to join them? Well, the fir…