A strange little side quest
If Math King sends you down a curiosity rabbit hole, start here. The first crossword puzzle book appeared in 1924 in a cautious initial printing of 3,600 copies, complete with a free pencil. The surprising part is how quickly the next milestone followed. Street Fighter II, released in 1991, turned head-to-head arcade fighting into a worldwide phenomenon and helped define the modern fighting-game genre. Grombi files that under: small game, surprisingly large backstory.