Google video shows how its new VR feature could be a game changer

Google's virtual reality announcement Wednesday at Google I/O was a big deal. 
But that might not be readily apparent to those still getting their feet wet in VR, so Google made a video to help you get a better idea of what WorldSense does. 
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Current mobile VR headsets like the Samsung Gear VR and Daydream View have 3DoF (three degrees of freedom), only allowing you to look around in VR from a fixed point (as if yo