Mark Zuckerberg, Sergey Brin, and others are investing in AR, VR and MR technologies, literally since 2011.
It is important to understand that Virtual reality completely blocks the existing reality – you see a fictional universe created by someone.
This effect is achieved due to the helmet of virtual reality like PlayStation VR, Oculus Rift, HTC Vive or Google Daydream.
One of the applications can be the designing of your house or apartment interior.
Accuracy and quality depend directly on the application itself.
You do not need any equipment, suits or helms to feel and try augmented reality out.