I'm impression. I've never seen an application do this kind of realtime environment tracking without glyphs.
More exciting of a prospect is goggles using this technology. If you had some sort of haptic feedback gloves (or suit) we could pretty much have a holodeck in any large open space.
Since I accidentally replied to zato, let me continue by saying that I am in favor of murdering healthy young people and sacrificing their organs to Steve Jobs if doing so means that in the future I will have cool toys.