The iconic clock tower and library at University of California, Berkeley. The University of California system, especially Berkeley, has a stormy history around free speech and spying by the federal government. John Morgan/Flickr hide caption

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At Calif. Campuses, A Test For Free Speech, Privacy And Cybersecurity

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The Echo, a digital assistant that can be set up in a home or office, vaulted into the top 10 of Amazon's best-selling electronics this year. Mark Lennihan/AP hide caption

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How Did We Do On 2015 Tech Predictions? 'Still Waiting'

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A video about the Apple Watch is shown during an Apple special event in Cupertino, Calif. Justin Sullivan/Getty Images hide caption

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The 2014 Tech Trends We'll Still Be Talking About Next Year

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James Franco (left) and Seth Rogen, stars of The Interview, arrive for the film's Los Angeles premiere on Dec. 11. The comedy about a CIA plot to assassinate North Korean leader Kim Jong Un was pulled from theaters after a cyberattack on Sony Pictures, the studio behind the film. The FBI said the attack was traced to the North Korean government. Jim Ruymen/UPI/Landov hide caption

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