From two a long time previously primarily defines the idiom), at this instant the young turks had been convinced that noisy avant-garde tunes was the answer. In addition to lots of fairly discordant originals, there’s one cover: Jarrett performs Joni Mitchell (“All I need”) and Corea plays Wayne Shorter (“Nefertiti”), https://www.youtube.com/watch?v=w9L2dU1qnvI