The initial known video game competition occurred on 19 October 1972 at Stanford University or college for the overall game Spacewar.[15] Stanford students were asked for an "Intergalactic spacewar olympics" whose grand reward was a year's subscription for Rolling Rock, with Bruce Baumgart earning the five-man-free-for-all event and Tovar and Robert E. Maas earning the Team Competition.[16] The Space Invaders Championship performed by Atari in 1980 was the initial large scale gaming competition, appealing to more than 10,000 members across the USA, establishing competitive games as a mainstream hobby.[17] In the summertime of 1980, Walter Day founded a higher credit score record keeping corporation called Twin Galaxies.[18] The organization went on to help promote video gaming and publicize its details through publications like the Guinness Reserve of World Records, and in 1983 it created the U.S. National Video Game Team. The team was involved with tournaments, such as o...