Contrary to recent reports, Spotify isn't going anywhere. Should you be rocking Windows Phone 8.1 or Windows, you'll be supported with future updates. According to clarification on the official support forum, Spotify plans to continue supporting the platforms with an upcoming Windows 10 update set to bump the client up to version 5.2.
"To clarify our recent information regarding the Windows Phone experience, we will continue supporting the Windows Phone 8.1 experience moving forward and we are actually improving our support for Windows 10 in our coming update 5.2, which will be available starting today."
Also, if you'd like to see the music streaming service brought to Windows 10 Mobile with a native universal listing, you can sign your interest on the community website. In the meantine, you'll need to rely on either the Windows Phone 8.1 app or available Windows client.
Thanks to everyone who tipped us!