Video game and the hit ping pong-style "Pong", a 1972 game by Atari. Each game used different means of display: NIMROD used a panel of lights to play the game of Nim, OXO used a graphical display to play tic-tac-toe "Tennis for Two" used an oscilloscope to display a side view of a tennis court, and "Spacewar!" used the DEC PDP-1's vector display to have two spaceships battle each other. In 1971, "Computer Space", created by Nolan Bushnell and Ted Dabney, was the first commercially sold, coin-operated video game. It used a black-and-white television for its display, and the computer system was
Atari, Inc. the game "Go", Bushnell shared with Dabney his gaming-pizza parlor idea, and had taken him to the computer lab at Stanford Artificial Intelligence Laboratory to see the games on those systems. They jointly developed the concept of using a standalone computer system with a monitor and attaching a coin slot to it to play games on. Bushnell and Dabney worked with Nutting Associates to manufacture their product. Dabney developed a method of using video circuitry components to mimic functions of a computer for a much cheaper cost and a smaller space. Bushnell and Dabney used this to develop a variation