Originally a raw, visceral blues-rock outfit inspired by the likes of such juke joint rockers as Junior Kimbrough, the Black Keys have expanded their purview after mastering their garagey roar with Rubber Factory in 2004. Making the leap to the major-label Nonesuch, the duo of guitarist/vocalist Dan Auerbach and drummer Patrick Carney dove into heady psychedelic territory, sometimes assisted by producer Danger Mouse. The band's collaborations with the adventurous hip-hop producer opened the doors to a variety of sounds, colors, and textures, a broadened palette they'd channel ...