Is your Amazon Prime Music library missing music and playlists that you paid for? Here’s why, straight from an Amazon Music customer service representative. You see the Amazon Music changes that you are seeing are Amazon ransoming your purchased music: if you ever want to see it again, you have to sign up for Amazon Music Unlimited, Amazon’s paid music streaming service.

Amazon launched their Amazon Music Unlimited (AMU) service just a few weeks ago. This is Amazon’s entry into the streaming music market, to compete with the likes of Spotify, Pandora, Apple Music, and Google Music, and maybe even to one-up them with the exclusive Amazon Music Unlimited Side-by-Side feature where the artists talk about their music (we include a list of Side-by-Side artists and music below).