Nolan Bushnell dispose of the game. Alcorn incorporated many of his own improvements into the game design, such as the ball speeding up the longer the game went on, and "Pong" was born. "Pong" proved to be very popular; Atari released a large number of "Pong"-based arcade games over the next few years as the mainstay of the company. In 1974, Atari entered the consumer electronics market after engineers Harold Lee and Bob Brown approached Alcorn with an idea to develop a home version of "Pong". With a marketing and distribution agreement with Sears, "Pong" sales soared when the unit was released
Spacewar! coin-operated video games. While playing "Spacewar" at Stanford sometime between 1966 and 1969, college student Hugh Tuck remarked that a coin-operated version of the game would be very successful. While the high price of a minicomputer prevented such a game from being feasible then, in 1971 Tuck and Bill Pitts created a prototype coin-operated computer game, "Galaxy Game", with a US$20,000 PDP-11. Around the same time, a second prototype coin-operated game based on "Spacewar", "Computer Space", was developed by Nolan Bushnell and Ted Dabney, which would become the first commercially sold arcade video game and the first widely available video