Highlights from Stanford's Cool Product Expo

04/12/2013 | CNET

Inventors and designers showed off their latest innovations at Stanford University's Cool Product Expo this week. Among the gadgets: a device that turns an iPhone into a Polaroid-style instant-film camera; a digital bartender that allows users to mix cocktails from a Web browser; and a dongle-sized projector that displays a fully functional computer keyboard on any flat surface.

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