A strange little side quest
Between one round of Bubble Shooter Egypt and the next, this is worth knowing: Gun Fight reached arcades in 1975 and became the first arcade video game to use a microprocessor. The same trail leads to another fact: Street Fighter II, released in 1991, turned head-to-head arcade fighting into a worldwide phenomenon and helped define the modern fighting-game genre. The details change, but the appeal of learning a system and trying again is remarkably persistent.