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Written by Kamran Shah
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On a recent trip to San Francisco (interviewing has enabled the hidden traveler in me!), we rented a car and requested the GPS option from National. I expected and nice, large screened unit, but what I received instead was a Nextel cell phone! A cell phone as a GPS device? Well, I had thought about this possibility ever since carriers began offering e911 services for locating users along with cell phones with Java run-time engines built in, but didn't know that this technology has already been married.
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