A strange little side quest
Zoom out from 2112 Cooperation - Chapter for a moment and the timeline gets surprisingly deep. Doom changed game design and distribution in 1993 by separating its engine from content and spreading widely through shareware. There is another connection worth keeping in the same mental pocket: Midway's Gun Fight from 1975 was the first arcade video game to use a microprocessor. The screen is modern; the urge to test skill, pattern and timing definitely is not.