"When we started, we were smoking lots of pot and taking acid, and the soundtrack to all of our fucking lives at the time was essentially Black Sabbath," says Al Cisneros, vocalist, bassist and chief somnambulist for the quintessential stoner-doom metal band Sleep, which formed in the early Nineties. "Our entire universe was Black Sabbath. We couldn't understand why the bands that we didn't like were playing so fast." The record, which ...