India, Nov. 10 -- Till a few years back the common man thought that Virtual Reality was just a novelty which might be used in things like gaming. We've come a long way and even Facebook has invested in Oculus. Many are betting big on VR, AR (Augmented Reality) and MR (Mixed Reality). An umbrella term used for this is XR-Extended Reality.

In 2016, the world saw the sale of 5 million head-mounted VR displays. This year, with most people being forced to stay at home and the Covid crisis accelerating digitization and digital transformation, one estimate puts the sale to be in the region of 68 million. At this rate, VR headsets could become mainstream and more affordable in a few years. And there's a lot you can do with XR.

Transform educati...