id Software released its first game 35 years ago today, John Carmack’s breakthrough side-scroller engine — Commander Keen title brought smooth scrolling to PCs

id Software released its first game, Commander Keen in Invasion of the Vorticons, 35 years ago, showcasing John Carmack's groundbreaking smooth scrolling engine on PCs. The success of this game led to the establishment of id Software, known for iconic titles like Wolfenstein 3D and Doom. Commander Keen's release via the Apogee shareware model was a financial hit, boosting monthly sales significantly. This success gave Carmack and his team the confidence to form id Software, leading to the creation of influential 3D FPS games like Wolfenstein 3D and Doom, shaping the future of PC gaming.