Interpretations of 2001: A Space Odyssey machines". Kubrick was also confronted with the fact that, during the production of the film, the US and USSR had agreed not to put any nuclear weapons into outer space by signing the Outer Space Treaty. Alexander Walker in a book he wrote with Kubrick's assistance and authorisation, states that Kubrick eventually decided that as nuclear weapons the bombs had "no place at all in the film's thematic development", now being an "orbiting red herring" which would "merely have raised irrelevant questions to suggest this as a reality of the twenty-first century". In the Canadian TV documentary "2001 and Beyond",
2001: A Space Odyssey (film) of most films of the era released both as a "roadshow" (in Cinerama format in the case of "2001") and general release (in 70-millimetre in the case of "2001"), the entrance music, intermission music (and intermission altogether), and postcredit exit music were cut from most prints of the latter version, although these have been restored to most DVD releases. The following year, a United States Department of State committee chose "2001" as the American entry at the 6th Moscow International Film Festival. The film was rereleased in 1974, 1977, and again in 1980. In 2001, a restoration of the 70mm