Technologies in 2001: A Space Odyssey well, such as a nervous breakdown—as Hal did in the film. Clarke noted that, contrary to popular rumor, it was a complete coincidence that each of the letters of Hal's name immediately preceded those of IBM in the alphabet. The meaning of HAL has been given both as "Heuristically programmed ALgorithmic computer" and as "Heuristic ALgorithmic computer". The former appears in Clarke's novel of "2001" and the latter in his sequel novel "2010". In computer science, a heuristic is a programmable procedure not necessarily based on fixed rules, producing informed guesses often using trial-and-error. The results can be false such
Technologies in 2001: A Space Odyssey two astronauts are eating at a table with what appear to be tablet computers as an argument against Apple's claim to the original abstract design of tablet computers. Common 21st-century computer technology not depicted in the film include keyboards, mice, mobile phones, touch screens, interfaces with windows/menus/icons. Although there are devices that resemble tablet computers, they are only used in the film as portable video screens. All of the vehicles in "2001" were designed with extreme care in order for the small-scale models as well as full-scale interiors to appear realistic. The modeling team was led by Kubrick's two hirees