The only songs that have ever been removed from my library (Spotify shows you) are remixes/mashups where the person doing it never had permission.
Not really sure what you mean by you listen to what they propose? You search what you want, follow other people, listen to playlists you or other people have made.
and kbin seems to federate REAAAALLLY slowly in my experience. A lemmy post will have 100+ comments on any lemmy instance, but then you view it in kbin and there's like 5 comments. My profile when viewed in kbin is days/weeks behind.
It feels so empty and like you're in the past lol.