The Sound of Tomorrow: How Electronic Music Was Smuggled into the Mainstream

London, 1966: Paul McCartney met a group of three electronic musicians called Unit Delta Plus. McCartney was there because he had become fascinated by electronic music, and wanted to know how it was made. He was one of the first rock musicians to grasp its potential, but even he was notably late to the party. For years, composers and technicians had been making electronic music for film and TV. Hitchcock had commissioned a theremin soundtrack for Spellbound (1945); The Forbidden Planet (195...