Knowledge share - Fast Stereo Rendering for VR

I implemented/verified this idea of mine and wrote up a slide show for the community at large.

https://docs.google.com/presentation/d/19x9XDjUvkW_9gsfsMQzt3hZbRNziVsoCEHOn4AercAc/edit?usp=sharing

Covers current techniques and goes a few more steps beyond to wring more performance out of the hardware, it's quite low level, and mainly for engine developers.

Comments welcome.