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The annual gathering of techies at Tim O'Reilly's Foo Camp in Sebastopol is like Bohemian Grove but slightly less secretive. Want to know who was in and who was out? Investor Joi Ito's photos should give you an idea of who's who this year. Have a better caption? The best one will become the new headline. Friday's winner: "Two guys, one glass" by montoya. (Photo by Joi Ito)