Originally Posted by AnemicOak

I assume Prime Music is the same as Prime Video in that they license stuff for set periods and it comes and goes?

Anyway, maybe one of these would be a replacement? You can "buy" them for free and then Amazon couldn't pull a switcheroo on you again...

https://www.amazon.com/Ocean-Waves-M.../dp/B01CBIRDK8
https://www.amazon.com/Nature-Sounds.../dp/B00LAK2KW0