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 a digital video recorder with its operating system and application software contained in firmware or read-only memory. Hardware features of security DVRs vary between manufacturers and may include but are not necessarily limited to: Software features vary between manufacturers and may include but are not necessarily limited to: Some (very few), but certainly not all, digital video recorders which are designed to send information to a service provider over a telephone line or Internet (or any other way) can gather and send real-time data on users' viewing habits. Digital video recorders are also changing the way television programs advertise products.