2001: A Space Odyssey (soundtrack) that shift slowly over time. This technique was pioneered in "Atmosphères", the only Ligeti piece heard in its entirety in the film. Ligeti admired Kubrick's film, but in addition to being irritated by Kubrick's failure to obtain permission directly from him, he was offended that his music was used in a film soundtrack shared by composers Johann and Richard Strauss. The Richard and Johann Strauss pieces and György Ligeti's "Requiem" (the Kyrie section) act as recurring motifs in the film's storyline. Richard Strauss' "Also Sprach Zarathustra" is first heard in the opening title which juxtaposes the Sun, Earth, and Moon.
2001: A Space Odyssey (film) malfunctions because of being ordered to lie to the crew of "Discovery" and withhold confidential information from them, namely the confidentially programmed mission priority over expendable human life, despite being constructed for "the accurate processing of information without distortion or concealment". This would not be addressed on film until the 1984 follow-up "". Film critic Roger Ebert wrote that HAL, as the supposedly perfect computer, is actually the most human of all of the characters. In an interview with Joseph Gelmis in 1969, Kubrick said that HAL "had an acute emotional crisis because he could not accept evidence of his