A strange little side quest
Between one round of Naruto Bomb and the next, this is worth knowing: Midway's Gun Fight from 1975 was the first arcade video game to use a microprocessor. That is only half the story. In 1958, Tennis for Two used an analog computer and an oscilloscope to turn simple physics into a playable tennis-like demonstration. It is a good reminder that simple game mechanics can carry a surprising amount of history.