"Working Late" Won't Work Anymore
It sounded too Orwellian ever to succeed. In 2000, Korean cellular carrier SK Telecom introduced a service called "find friends" that lets others follow your every move, using a signal beamed from your handset. At the time, many wondered whether anyone would consent to such tracking.
But five years -- and countless terrorist attacks, earthquakes, and other calamities -- later, the service is taking off. "I used to be worried when my boyfriend didn't answer my calls," says Shim You Sun, a 25-year-old accountant who pays 11 cents each time she checks up on him. "Now I can rest assured that he is at work or busy attending a seminar."
She's one of more than 4 million Koreans who have signed up for various services using technology that can determine a cellular subscriber's location. "Working Late" Won't Work Anymore
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