The Well-Tuned Piano recording made in 1962 cuts off suddenly after only an hour and a half. Young has also been influential to many composers and musicians throughout his life. Dennis Johnson cites Young as an influence in his composition, "The Second Machine", which is based on four single pitches of Young's "Four Dreams of China". Composer and critic Kyle Gann has said that "The Well-Tuned Piano", "may well be the most important American piano work since Charles Ives's "Concord Sonata", in size, in influence, and in revolutionary innovation." Gann has also called the piece "the most important piano work of the late
Electric guitar which lets players "bend" the pitch of notes or chords up or down, or perform vibrato effects. The sound of an electric guitar can be modified by new playing techniques such as string bending, tapping, and hammering-on, using audio feedback, or slide guitar playing. There are several types of electric guitar, including: the solid-body guitar; various types of hollow-body guitars; the six-string guitar (the most common type), which is usually tuned E, B, G, D, A, E, from highest to lowest strings; the seven-string guitar, which typically adds a low B string below the low E; and the twelve-string guitar,