The technology behind modern virtual reality is rapidly evolving, but what exactly helps create a better sense of realism and immersion? 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. Still haven’t subscribed to WIRED on YouTube? ►► http://wrd.cm/15fP7B7 Listen to the Get WIRED podcast ►► https://link.chtbl.com/wired-ytc-desc Get more incredible stories on science and tech with our daily newsletter: https://wrd.cm/DailyYT Also, check out the free WIRED channel on Roku, Apple TV, Amazon Fire TV, and Android TV. Here you can find your favorite WIRED shows and new episodes of our latest hit series Tradecraft. ABOUT WIRED WIRED is where tomorrow is realized. Through thought-provoking stories and videos, WIRED explores the future of business, innovation, and culture. Virtual Reality Engineer Explains One Concept in 5 Levels of Difficulty | WIRED