Watch Techno City (2001) : Full Movie Online Free Revered abroad. Ignored at home until the year 2000, nearly fifteen years after the first pioneering recordings, the city of Detroit held its first electronic music festival. This film is a celebration of the Detroit sound. Welcome to Techno City." This unique documentary filmed on location in Detroit features personal interviews and commentary from some of the seminal figures in the story of Techno. Including coverage of the inaugural Detroit Electronic Music Festival. "Detroit Techno. The definitive Techno music.