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
Nolan Bushnell customer-side point-of-sale touch-screen terminals in addition to autonomous pizza delivery robots for Little Caesar's Pizza. The plan was for guests to order their food and drinks using screens at each table, on which they may also play games with each other and watch movie trailers and short videos. The multiplayer network type video games that allowed table to table interaction or even with table group play never materialized. Guest often spotted the OSX based machine being constantly re-booted in order to play much simpler casual video games. Another factor that possibly led to the failure of the restaurants was the