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Dennis Crowley (L) and Naveen Selvadurai, co-founders of social media website Foursquare, work at their desks in their shared office in New York, USA, 5 August 2009. Foursquare, which allows users to stay connected to friends and explore a city, has been dubbed "the next Twitter" by an influential tech blog. Image by David Brabyn.download image add to lightbox
This image is copyrighted. You may download a low res watermarked version for layout testing purposes (free registration required). Contact David for all other usages.