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
Bahian guitar the Bahian guitar was responsible for revolutionizing the carnival in the 1950s as an essential ingredient of the "Electric trio" tradition (especially on a space-restricted environment), which since then became the single most important trademark of the Bahia/Brazilian street carnival. Bahian guitar The Bahian guitar () is a Brazilian solid-body string musical instrument. It has either 4 or 5 strings, normally tuned GDAE and CGDAE, respectively, and has the scale of a cavaco. Six strings versions are also found. The instrument evolved from the so-called "electric log", developed in the early 1940s by Adolfo "Dodô" Nascimento and Osmar Álvares Macêdo,