A screenshot of Half the Sky, where virtual successes sometimes lead to real-life donations. Games For Change hide caption

itoggle caption Games For Change

The Sony PlayStation 4 sells for $399. Pablo Blazquez Dominguez/Getty Images hide caption

itoggle caption Pablo Blazquez Dominguez/Getty Images

Napster founder Shawn Fanning in February 2001, after a ruling that the free Internet-based service must stop allowing copyrighted material to be shared. Paul Sakuma/AP hide caption

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The Ask.fm website has been linked to two bullying cases that led to suicides. Danny E. Martindale/Getty Images hide caption

itoggle caption Danny E. Martindale/Getty Images

Cosmo Wenman generated this 3-D model of the Ares Borghese, based on hundreds of photos, from the Basel Sculpture Hall. Wenman publishes the scans online, so that anyone can use them to 3-D print a replica of the masterpiece. Courtesy of Cosmo Wenman hide caption

itoggle caption Courtesy of Cosmo Wenman

Law professor Lawrence Lessig, shown here in 2009, is suing an Australian record label for threatening to sue him over an alleged YouTube copyright violation. Neilson Barnard/Getty Images hide caption

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Some reputation management companies required that its writers have a certain number of Yelp friends. Yelp says it welcomed the New York attorney general's crackdown on fake reviewers. iStockphoto.com hide caption

itoggle caption iStockphoto.com

A close view of the packaging of Grand Theft Auto V at the midnight opening at the HMV music store in London on Tuesday. It made history with a record $800 million in sales on its first day. This version continues to generate controversy over its glorification of violence, drugs and its demeaning portraits of women. Leon Neal/AFP/Getty Images hide caption

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The Microma watch was the first watch with a liquid crystal display, but the limited technology of the time prevented Intel from achieving much else with it. Courtesy of Intel hide caption

itoggle caption Courtesy of Intel