en CB01 OFFICIAL. The film is notable in that it was produced roughly a decade prior to the arrival of the IBM Personal Computer, which revolutionized computing worldwide. "Computers" primarily shows mainframe and office type computers made by IBM, including the System/360 mainframe with its tape drives and hard drives. The System/360 was the first family of computers designed to cover both commercial and scientific applications and to cover a complete range of applications from small to large.