This post has languished in my drafts folder while I've been very busy with school and such.
FirstPartner has released their pretty predictions on the 2010 AR market:http://firstpartner.net/research-releases/downloads-market-maps/
GM's new windshields highlight pedestrians, etc. Cameras track driver's eyes and UV lasers excite phosphors embedded in the glass. This article says blue and red, but I'm not certain that the UV spectrum is wide enough for the two phosphors to be independently controllable. I didn't watch the video.