Click on the link below to read the article from the New York Times:
N.Y. / REGION | July 10, 2011 App City: Bringing Past, Present and Future Into Focus By JOSHUA BRUSTEIN A few new apps will tell you what used to be nearby, or even what might have been nearby - less practical but often thoroughly satisfying experiences.
Comment: Imagine this technology intergrated into first responder helmet displays in a way that would allow them to view maps, floor plans, etc. during a response. The Brits are ahead of us in thinking about this one: Go here.