The Pros and Cons of "Smart Cities"

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Big tech companies including IBM and Cisco invented the idea of "smart cities" using Big Data to systematize public services and improve the quality of life. Complex networks of sensors and cameras would monitor everything from traffic congestion, crime and disease to temperatures and the weather. That's a hard sell to local officials with limited budgets — and it's raised concerns about the invasion of privacy and other abuses. But "The Internet of Things" offers limitless opportunities, and they're not going away. Neither are "smart cities." We get a progress report.