I don't share my friend's music taste and record stores for sure don't have what I like (its usually small soundcloud accounts). Also the things I like about a

I don't share my friend's music taste and record stores for sure don't have what I like (its usually small soundcloud accounts). Also the things I like about a song are not genre bound, its usually very subtle things that are unsearchable, hence even of the songs I like I usually only like ~30% of the song itself. With a personally tuned reward model I can strictly focus on amplifying the subtleties instead of searching by means of exhausting indirection