The idea is that a maximally useful public information network aspires to treat all content, sites, and platforms equally.

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"There can be no reasonable expectation of privacy in a tweet sent around the world, " wrote the judge, who went on to compare information posted on a public network to an eyewitness's account of a crime on the street.

CNN: Heather Kelly,

"New York City's public pay telephone network has incredible potential, " said Chief Information and Innovation Officer Merchant.

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Sprint Data Link provides mobile employees and connected devices with access to their mission-critical business information over a private wireless network, separate from the public Internet.

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Using a public Wi-Fi network at Starbucks seems as casual an invitation for information theft as leaving your smartphone on a table unguarded while going to the bathroom is an invitation for the more visceral kind.

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