A strange little side quest
Here is a rabbit hole for the next loading screen in JelloTetrix: The name Tetris combines a reference to four-square pieces with Pajitnov's interest in tennis. A second detail makes the picture even better: Street Fighter II, released in 1991, turned head-to-head arcade fighting into a worldwide phenomenon and helped define the modern fighting-game genre. That long chain of experiments is part of why puzzles still feels fresh when a game finds the right twist.