The World-Wide Media eXchange (WWMX) is a centralized index of digital photos, where photos are tagged by the geographic location where they were shot. It's an experimental research project run by the Interactive Visual Media Group at Microsoft Research.The service is free now, but the overview uses the rhetoric of marketing (and asks, "What are the commercial possibilities...?" Still, an interesting idea. Posted by johndan at December 23, 2003 03:20 PM | TrackBackThe project explores possibilities with digital photographs and geographic location. The location where a photo was taken often provides strong clues about its semantic content and also offers an intuitive way to index it, even among a very large collection.