Would we ever see a dynamic resolution that tracks where you are looking at and just lowers resolution outside the point of interest? Wouldn't that save a lot?
The article is about doing that for pre-recorded video. For live 3D VR rendering, it's already in some game engines. Batman Arkham VR uses it (it's in the settings). More info https://www.youtube.com/watch?v=gV42w573jGA
