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
2001: A Space Odyssey in popular culture appearance on the cover of "The Whole Earth Catalog". Noting that images of the entire planet recur several times in "A Space Odyssey", Jacobs writes: In August 2011, in response to Apple Inc.'s patent infringement lawsuit against Samsung, the latter argued that Apple's iPad was effectively modeled on the visual tablets that appear aboard spaceship "Discovery" in the "Space Odyssey" film, which constitute prior art. "Siri", Apple's natural language voice control system for the iPhone 4S, features a reference to the film: it responds "I'm sorry I can't do that" when asked to "open the pod bay doors". When asked