Calculator This led the way to the first credit-card-sized calculators, such as the Casio "Mini Card LC-78" of 1978, which could run for months of normal use on button cells. There were also improvements to the electronics inside the calculators. All of the logic functions of a calculator had been squeezed into the first "calculator on a chip" integrated circuits (ICs) in 1971, but this was leading edge technology of the time and yields were low and costs were high. Many calculators continued to use two or more ICs, especially the scientific and the programmable ones, into the late 1970s. The
The Fantastic All-Electric Music Movie The Fantastic All-Electric Music Movie The Fantastic All-Electric Music Movie, also known as "John Wilson's Mini Musicals", is an anthology of short animated music videos which were originally created by John Wilson for "The Sonny and Cher Show" during the early to mid-1970s. The film was released on home video in 1981 by Video Gems under license from Fine Arts Films, an animation company founded by John Wilson in 1955. As well as the sixteen animated music videos from the show, the film includes an animated short based on Igor Stravinski's "Petrushka". Animator John Wilson produced animated music video shorts