Earlier quoted context omitted.
Long time user of Google Play Music as well and I gotta say...while YouTube Music is slightly inferior (edit: to GPM), it's not even close to inferior enough to convince me to go back to Spotify. Granted, it does look like Spotify finally fixed the thing that got me to leave in the first place (10K library limit) but there's nothing so bad about YTM that I'd bother to pick up and move again.
Depending on your point of view, YouTube Music is far inferior to Spotify. The key advantage to Spotify is that they have apps for all platforms and have a much better integration story than YouTube Music. For example, I can stream directly from the Spotify app on Android to my Sonos speakers, I can use a Spotify app on my Samsung TV, I can integrate Spotify on my Home Assistant server, and I can sync Spotify playlis…
Some of it I never even thought of doing (no Home Assistant, Garmin watch)
Some of those things I explicitly do not want to do (my TV is hooked up to a Windows PC with wireless keyboard, using an app directly on the TV sounds like a strict downgrade in usability)
I'd say it's less of a "point of view" thing and more of a "how do you interact with computers and the IoT" thing