Virtual Reality Engineer Explains One Concept in 5 Levels of Difficulty | WIRED

WIRED has challenged Oculus CTO John Carmack to explain the concept of realism in virtual reality to 5 different people; a child, a pre-teen, a college student, a grad student and a VR expert. John goes over what makes his company's product, the Oculus Rift, so successful at creating convincing VR, as well as the initial hesitance to introduce the lower-powered Gear VR into the market.