Nearly all the hype around virtual reality — much of it fanned by Facebook’s $2 billion acquisition of Oculus VR, the headset maker — is about how the technology can be used for games.

Another intriguing use for virtual reality, one that has received scant attention until recently, is video. Imagine the possibilities of being able to swivel your head around within a movie, a news broadcast or a football game to see everything around a camera, not just what is in front.  

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