Today legendary sound engineer Pete Keppler joins me for another look behind the scenes at David Byrne's American Utopia (check out episode 376 of this podcast for our audio documentary on the show), from conception to the world tour to Broadway, dealing with the technical and creative challenges inherent in reinventing the whole idea of a rock'n'roll band. Plus Pete talks about his time on the road with David Bowie as the sound engineer for his last ever tour.