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 is also one of the founders of Modal VR a company that develops a portable large-scale VR system for enterprises to train e.g. security forces. Nolan is on the advisory board of Anti-AgingGames.com and was a Co-Founder of the company, featuring online memory, concentration, and focus games for healthy people over 35. Bushnell's most recent company is BrainRush, a company that uses video game technology in educational software where he is Founder, CEO and Chairman. The company was venture capital funded in 2012. It is based on the idea that many curriculum lessons can be turned into mini-games. Developers can