This article is part of a collaboration with iQ by Intel. A premier first-person shooter, Doom (1993) still inspires programmers, modders and digital artists to adapt the game in unexpected ways. Excitement over the release of Doom 2016 is proof the beloved 24-year-old game series is a pop-culture mainstay. Doom is much more than a big-name franchise about blasting demons in their ugly faces. It’s a rare phenomenon that inspired the DIY gaming movement and continues to spark unbridled creativity among its biggest fans. Since id Software unleashed Doom on PCs in 1993, it has ushered in two entire generations…