HTC brings physical objects into a virtual world

Physical reality, virtual reality and mixed reality: it’s a matter of gradations, not of hard oppositions. The Wall Street Journal shows this from the Mobile World Congress in Barcelona – a tracking system by HTC Vive allowing to incorporate physical objects into a virtual environment:

Then again, I don’t mean to say we shouldn’t make distinctions and end up in a “night in which all cows are black”, as the philosopher Hegel would say. Augmented Reality is different from Virtual Reality, as Niantic’s John Hanke explains on the BBC: