Google Glass will be part of a trend in 2013 of computing and connectivity in devices we don't generally think of as computers. Seth Wenig/AP hide caption

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A screengrab from the "Kony 2012" online video about the Central African warlord Joseph Kony, which skyrocketed in popularity after its release in March. It was criticized, then forgotten, just as quickly. via YouTube hide caption

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An image provided by Spotify shows music artwork displayed on its mobile app. Spotify began offering a free radio service for mobile devices in the U.S. in June. Before that, customers had to pay $10 per month to use its mobile app. Spotify Radio/AP hide caption

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The iTube platform, left, uses colorimetric assays and a smartphone-based digital reader to detect potential food allergen. A screen capture of the iTube App appears on the right. UCLA hide caption

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Mobile apps and devices track a user's health statistics. But those data are sometimes sold and can end up in the hands of employers and insurance companies. hide caption

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Kenyan Susan Oguya created an app to help farmers in her homeland. Shown here in the office of her company, M-Farm, she also belongs to the group Akirachix, which seeks to bring more Kenyan women into the tech world. Gregory Warner hide caption

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Kids build robots with Popsicle sticks at an Oakland meeting of Hacker Scouts, a group that encourages young people to create do-it-yourself crafts and electronics. Jon Kalish for NPR hide caption

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