by thenewgreen

In May 2012, a programmer named John Carmack—who, as a cofounder of id Software and the man behind games like Doom and Wolfenstein 3D, is widely seen as the father of 3D gaming—tweeted a picture of what looked like steampunk bifocals made out of a black shoebox. “This is a lot cooler than it looks,” read the caption.

He was right.