In regards to hardcore, I think it should be placed on the border between metal and punk, much like crossover. Also Black Metal's strongest ancestor is arguabl

In regards to hardcore, I think it should be placed on the border between metal and punk, much like crossover. Also Black Metal's strongest ancestor is arguably crust & d-beat, which is not shown (And crust/d-beat falls on the line along with hardcore) But go to a hardcore show and it will be pretty clear who the metal kids are and who the crusties are!