A London research group sheds digital light on human rights abuses. China plans to rate its citizens' behavior. And how Google Earth images can become art.
Both China and Estonia have built digital public data systems that play a big role in everyday life. The major difference is China is exerting control and Estonia is fostering trust.
Next week, tens of thousands of tech enthusiasts will flock to the annual Mobile World Congress in Barcelona to discover the latest gadgets and the companies behind them. Here's a sneak peek at what we can expect.
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