There are already industry standard codes for songs, albums, performers, etc: ISWC, ISRC, IPI, IPN, ISNI. Spotify already use some of those, but I dunno if the

There are already industry standard codes for songs, albums, performers, etc: ISWC, ISRC, IPI, IPN, ISNI. Spotify already use some of those, but I dunno if they expose via API or make it searchable.