"We're not here to replace anything, "says Mr. Pang, who was involved with other video technology companies before founding Prima.

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Ian Bogost, a professor at the Georgia Institute of Technology and a founding partner of Persuasive Games, theorizes that a shaky global economy has forced some companies to take a pause from investing in serious games.

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He was then an entrepreneur, a founder of Business Signatures and founding chief technology officer of Webvan Group, both of which were sold.

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