American rock there was a Garage rock/post-punk revival. The development of digital technology led to the development of new forms of digital electronic rock. The foundations of American rock music are in rock and roll, which originated in the United States in the late 1940s and early 1950s. Its immediate origins lay in a mixing together of various black musical genres of the time, including rhythm and blues and gospel music; in addition to country and western. In 1951, Cleveland, Ohio disc jockey Alan Freed began playing rhythm and blues music for a multi-racial audience, and is credited with first using the
Planet Earth Rock and Roll Orchestra (album) Planet Earth Rock and Roll Orchestra (album) Planet Earth Rock and Roll Orchestra is the final solo album by Paul Kantner and the only Kantner solo release to be solely credited to the singer-songwriter. The title comes from an unofficial name for San Francisco artists who recorded on various albums in 1970–1973, also known as PERRO. "The Mountain Song" is dedicated "to David C, Jerry G, Graham N, Grace S, David F, Billy K and Mickey H and to one summer when all of our schedules almost didn't conflict," and was written during the 1970s recording sessions by Kantner and