2001: A Space Odyssey (film) had earlier chosen as temporary music for the film. North did not learn that his score had been abandoned until he saw the film's premiere. The initial MGM soundtrack album release contained none of the material from the altered and uncredited rendition of Ligeti's "Aventures", used a different recording of "Also sprach Zarathustra" (performed by the Berlin Philharmonic conducted by Karl Böhm) from that heard in the film, and a longer excerpt of "Lux aeterna" than that in the film. In 1996, Turner Entertainment/Rhino Records released a new soundtrack on CD that included the material from "Aventures" and restored the
2001: A Space Odyssey (soundtrack) 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 Strauss II and Richard Strauss. Other music used is Ligeti's "Lux Aeterna", the second movement of his "Requiem" and an electronically altered form of his "Aventures", the last of which was also used without Ligeti's permission and is not listed in the film's credits. HAL's version of the popular song "Daisy Bell" (referred to by HAL as "Daisy" in the film) was inspired by a computer-synthesized arrangement by Max Mathews, which Arthur