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Silvie Hibdon, left, and Sandra Persing, of Blueprint Fit, listen to a presentation during a 26-hour innovation Hackathon at the Palms Saturday, January 5, 2013. Blueprint Fit develops corporate wellness programs. More than 200 innovators competed for $125,000 in cash and prizes as they tried to develop the mobile apps of tomorrow. The event is a prelude to the annual AT&T Developer Summit .

Steve Marcus