Sudoku fans might love or hate this: The updated Google Goggles phone app can solve even the most difficult of the numeric puzzles in seconds. The phone's camera takes an image of the puzzle and sends it to Google, whose central servers make quick work of it and send back the completed image, explains the Telegraph. The main purpose of the app, however, is to scan bar codes and print ads. The servers return info to help shoppers find bargains.
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