Warped Tour says farewell while sludge metal stays the course

If I had to offer one piece of advice to my younger self, it might be to listen to more sludge metal. Sure, that sounds completely arbitrary, but hear me out: Metallica is all well and good when you’re 14, but you could save a lot of time — and a couple bucks on that eventual, naive purchase of St. Anger, with its tin can drums — by just diving headfirst into the slower, heavier stuff.…