New Delhi, June 17 -- We hear a lot about AR, VR and XR these days, but what do they mean and why should you care? With these technologies becoming more common in gaming, work and education, it's worth understanding what the difference is between them and how they're already starting to shape the world around us.

Augmented reality, or AR for short, is all about adding an extra digital layer to the world you already see. It takes your surroundings and enhances them by overlaying digital content like images, sounds, animations or bits of helpful information. Unlike virtual reality, AR doesn't block out the real world; it simply builds on top of it.

A great example is the wildly popular Pokemon Go game that launched back in 2016. If you pl...