Planet Xbox360: It’s a vaporware joke that’s finally come full circle. When 3D Realms announced it way back in 1997, many considered Duke Nukem Forever the anti-hero’s second coming to the gaming scene. Then gamers waited. And waited. And waited. By mid-2010, Duke Nukem Forever had become something of a vaporware joke, with many stating that, despite the leaked footage and promised potential, it would never come.