Which seems to be something Apple is starting to expand upon, with Apple Music now available on Android and Amazon Echo, as well as iTunes and AirPlay coming natively to Samsung TVs
https://www.cnet.com/g00/news/apple-itunes-airplay-2-coming-...
https://www.cnet.com/g00/news/apple-itunes-airplay-2-coming-...
Apple Music's recently released web portal uses Widevine to do DRM (same as Netflix and Spotify web) https://tools.applemusic.com/en-us
FairPlay on Android surely has some bugs if this is the case ...