MusicTangerine Dream - 50 years of electro-beats 02/24/2017February 24, 2017Tangerine Dream was formed five decades ago. A new documentary film about these pioneers of electrionic music, called "Revolution of Sound," includes a tribute to founder Edgar Froese, who died in 2015. Copy linkImage: Anil PrasadAdvertisementTangerine Dream - Revolution of Sound 03:53This browser does not support the video element.