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
2001: A Space Odyssey in popular culture repeatedly, it may say, "Without your space helmet, you're going to find this rather... breathtaking.". The iPhone 6 version also included some references to HAL: initially, when the user said it was "good", it sometimes repeated what HAL says to the BBC interviewer about himself, then, when the user asked her to search information about HAL, it said that "We all know what happened to HAL..." or, later, that "at least, he was good at singing". Inspired by Clarke's visual tablet device, in 1994 a European Commission-funded R&D project code named "NewsPAD" developed and pilot tested a portable 'multimedia viewer'