Led Zeppelin, who bestrode the world of rock like a colossus, have continually grown in popularity and influence since their official winding up in 1980. They exasperated critics and eluded classification, synthesizing blues, rock, folk, rockabilly, funk, classical, country, Indian, and Arabic techniques. They performed the alchemical trick of transmuting base led into gold?and platinum?and diamond. They did what they would, finding wisdom through personal excess and artistic self-discipline. ?Not a coda to Zeppelin's legacy, but a blast of metaphysical graffiti as relevant