WebVR provides support for exposing virtual reality devices — for example, head-mounted displays like the Oculus Rift or HTC Vive — to web apps, enabling developers to translate position and movement information from the display into movement around a 3D scene. This has numerous, interesting applications, from virtual product tours and interactive training apps to immersive first-person games....using a secure context, over an HTTPS connection. If the page is not...