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Used Cell Phones to Get Caller ID

Call screening has become a popular way of avoiding unwanted or nuisance calls on landlines, but the service has never been available on used cell phones – until now. T-Mobile has become the first wireless carrier in the United States to provide a caller ID feature.

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The Dark Side of Tracking Used Cell Phones

Much has been made of the benefits of “pinging” – a technique that is able to pinpoint the location of used cell phones by using cell phone masts – to catch criminals or help those stranded in remote areas, but the dark side of the technology has come out as the scandal surrounding Rupert Murdoch’s News International organization continues to deepen in the United Kingdom.