Pong Pong Pong Pong JEFF TYSON in his History of Video Games article first appearance in the early 70’s The History of Video Games | HowStuffWorks https://electronics.howstuffworks.com/video-game2.htm How Stuff Works Pong How Video Game Systems Work Pong History of video games first commercial videogames How Video Game Systems Work JEFF TYSON in his History of Video Games article Pong Video Games