Book excerpt: (Keyboard Presents). No single decade revitalized the keyboard as a focal point as much as the 1980s. Now, the editors of Keyboard magazine have culled that era's most insightful articles and combined them with a wealth of insight to create this landmark book. Features 20 interviews with noted players and producers like Jimmy Jam & Terry Lewis, Duran Duran's Nick Rhodes, Depeche Mode's Vince Clarke, Peter Gabriel, and The Human League, as well as such visionary pioneers as Herbie Hancock, Chick Corea, and Frank Zappa.