1992 release (light wear) ** July 1964: the soundtrack to Michael Snow's film, and one of the great collective improvisations ever recorded - a record whose influence runs so deep that entire schools of music stand on it without always knowing. Albert Ayler, Don Cherry, John Tchicai, Roswell Rudd, Gary Peacock and Sunny Murray, with no leader, no themes, no solo order, no safety net of any kind - just six master musicians building form out of pure attention. The blueprint for everything from the…