
Science fiction fans have long pondered technologies to predict crimes and random events. But some say creative uses of "big data," the vast amount of digital information we create in our everyday lives, may make such a predictive tool a reality. The potential of the approach, however, is raising sensitive legal and ethical questions. Our guests explore the possibilities -- and dangers -- of a future in which everything we do is quantified.
The new rules create a long-awaited regulatory framework for what has become a popular and industry made up of over 150 food trucks.

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