A strange little side quest
If Q1K3 sends you down a curiosity rabbit hole, start here. Gun Fight reached arcades in 1975 and became the first arcade video game to use a microprocessor. The same trail leads to another fact: Spacewar! appeared on MIT's PDP-1 in 1962 and became one of the earliest influential computer games shared among programmers. The screen is modern; the urge to test skill, pattern and timing definitely is not.