2001: A Space Odyssey United States Library of Congress and selected for preservation in the National Film Registry. A musical score was commissioned for the film and composed by Alex North, but Kubrick ultimately decided not to use it, in favour of the classical pieces he used as guides during shooting. These included Richard Strauss's "Also Sprach Zarathustra", Johann Strauss' "Blue Danube Waltz", and music by twentieth-century composers Aram Khachaturian and Gyorgy Ligeti. Toward the end of the sequence where the HAL 9000 computer is lobotomized, it begins to play the 1892 song "Daisy Bell (Bicycle Built for Two)" by Harry Dacre, which Clarke
The Killing Fields (soundtrack) films before (see "The Exorcist" and "The Space Movie"), this was the first time he had written specifically for film, and so far the only time. Oldfield composed the album on a Fairlight CMI. Like many movies, the album is not a comprehensive record of all the Oldfield soundtrack music used in the film. Most notably, the music accompanying the darkroom sequence does not feature on the album. The single from the album, "Étude", is taken from the Francisco Tarrega piece "Recuerdos de la Alhambra". Oldfield's work on the score was partially instigated by Virgin boss Richard Branson when he