Why Isn’t Brilliant AR/VR Everywhere Yet? Four Factors Driving Tipping Point

Wonder why despite all the excitement and hype about Augmented Reality (AR) and the frenetic energy around Virtual Reality (VR) that neither of these is everywhere yet? Don’t know what the big deal is about turning around and looking behind you all the time? Really cannot see why there are no better use cases than those for which just two dimensional video…