Silicon Valley News

Wednesday, October 20, 2010

Ads that let you check in at your favorite billboard

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The Earthjustice ad allows San Francisco commuters to use their smartphones to check in with a social network and help an endangered species.

In a city passionate about the environment and technology, San Francisco commuters are using their smartphones to check in at a popular social networking service to help keep a critter threatened by climate change from checking out, writes Todd Woody in the New York Times. Read more