What Makes Google's Maps So Good

At Google's Mountain View, Calif., headquarters Tuesday, California Gov. Jerry Brown signed legislation that allows driverless cars to operate on the state's roads. Google is perhaps the highest profile company working on cars that drive themselvesGoogle, along with other companies and researchers, dreams of so-called ubiquitous computing or ambient intelligence — computers woven into the texture of life as opposed to being separate machines. Eventually, the theory goes, computers

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