A strange little side quest
A quick detour while Number Crush Game 2021 waits for your next move: The name Tetris combines a reference to four-square pieces with Pajitnov's interest in tennis. The timeline takes another interesting turn: 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.