A seminal Bronx DJ during the 1970s, Afrika Bambaataa ascended to godfather status with "Planet Rock," the 1982 hip-hop classic that blended the beats of hip-hop with techno-pop futurism inspired by German pioneers Kraftwerk. Even before he began recording in 1980, Bambaataa was hip-hop's foremost DJ, an organizer and promoter of the large block parties during the mid- to late '70s that presaged the rise of rap. After the success of "Planet Rock," he recorded electro-oriented rap only sparingly, concentrating instead on fusion -- exemplified by his singles with ex-Sex Pistol J...