A strange little side quest
Grombi trivia break for 3D Aim Trainer Multiplayer: 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: Nintendo's Donkey Kong arrived in 1981 and introduced the character first known as Jumpman, who later became Mario. Not bad for a few facts hiding behind a Play button.