Stop using spotify/streaming for enjoy music (you can use it for discovering) and download/rip FLACs instead. Start your album collection by your favorites and find good albums using albumoftheyear.org and asking to audiophiles (like me!) for album suggestion, also Wikipedia.
3 essentials:
- Chuck Berry (1957) After School Sessions (rock & roll)
- Led Zeppelin (1969) Led Zeppelin (hard rock)
- Black Sabbath (1970) Black Sabbath (metal)
Also learning to play an instrument and watching musicians play live can help you.