Google Home owners can now listen to music they’ve uploaded to or purchased from Play Music. Previously, free users could only listen to radio stations, while All Access customers also had the facility to access on-demand content.
You’re probably asking yourself, “Why would All access users want to listen to music they’ve uploaded when they have millions of tracks at their fingertips?†The answer’s simple: there are plenty of songs that aren’t listed in Google’s library.
Article source: https://www.technobuffalo.com/2017/07/13/google-home-music-library/