By Steve Newton I've interviewed Tony Iommi, the Riffmaster General, twice: the first time was back in '84 when the Ian Gillan-fronted Black Sabbath was touring behind the Born Again album, and the last time was in 2007 when he was back with Ronnie James Dio in the Heaven and Hell format. As the second … Continue reading That time I told Tony Iommi that “Supernaut” was my fave Black Sabbath riff, and he said that it was Zappa’s too