History of video games turn promoted the adoption of computers by universities, government organizations, and large corporations as the decade progressed. It was in this environment that the first video games were born. The computer games of the 1950s can generally be divided into three categories: training and instructional programs, research programs in fields such as artificial intelligence, and demonstration programs intended to impress or entertain the public. Because these games were largely developed on unique hardware in a time when porting between systems was difficult and were often dismantled or discarded after serving their limited purposes, they did not generally influence further developments
Digital video recorder the patent, which was first filed in 1991, but has been amended several times. On March 23, 2007, Cablevision Systems Corp lost a legal battle against several Hollywood studios and television networks to introduce a network-based digital video recorder service to its subscribers. However, on August 4, 2008, Cablevision won its appeal. John M. Walker Jr., a Second Circuit judge, declared that the technology "would not directly infringe" on the media companies' rights. An appeal to the Supreme Court was rejected. In court, the media companies argued that network digital video recorders were tantamount to video-on-demand, and that they should