> hey invent new genres for every song, they wear Metallica t-shirts in 2023, and they mix 80s disco with 00's Brit rock like it's just what people do.

If this appeals to you, it's worth checking out Japanese music from the Showa era to present. They've long mixed styles in a way other music markets have not. You can hear city pop songs from the 80s with metal guitar solos, jazz progressions a samba beat and synths, all in the same song.