This video I found really inspires me to continue looking into this potential research area:
It's so slick looking! The video is from Beyond Reality, who say this game is a work in progress. If what we are seeing is a real demo and not a concept, then colour me impressed. I love how the 3D models pop out of the cards after just the right amount of delay, and the way weather is portrayed. This kind of game will be especially cool when AR glasses become more commonplace.