Personal traffic alerts, with made-to-order data
 

*Source: News.com (http://news.com.com/Personal+traffic...tag=nefd.top)*
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For many people, getting away for a holiday means sitting in traffic while listening to staccato radio reports about rubbernecking delays and cascading backups. But during the next few days, as Americans extend their Fourth of July celebrations, tens of thousands of motorists around the country will receive up-to-the minute accident alerts and guidance on end runs around bottlenecks--without ever having to turn on a car radio.

In the latest incarnation of traffic reporting (http://news.com.com/GPS+traffic+repo...-6179663.html), information gleaned from strategically placed cameras, road-top sensors, electronic tollbooths and eyewitnesses is edited in Mission Control-style command rooms and sent using personalized text or voice messages to subscribers' cell phones or BlackBerrys, often at no charge.

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