While not technically a demo scene demo, in 1952 Sandy Douglas pushed the EDSAC to play a game of noughts and crosses (OXO) on its cathode ray tubes. https://e

While not technically a demo scene demo, in 1952 Sandy Douglas pushed the EDSAC to play a game of noughts and crosses (OXO) on its cathode ray tubes. https://en.wikipedia.org/wiki/OXO_(video_game) https://en.wikipedia.org/wiki/OXO_(video_game)