A colleague of mine just brought this to my attention--and, oh man, amazing! At the end of the presentation Arcas mentions that the software essentially creates links based on the content of the photos. This is amazing in itself, but then when one considers the wealth of meta-data attached to each photo, the composite image's information-richness is staggering. Take a look:
Too bad though the moderator fellow at the end had to wear that outfit! Homey watched The Matrix too much, and thinks he can get away with a Nehru jacket.