Global Positioning Systems have become ubiquitous, with support for the satellite-based system in everything from cell phones to cars. The system too has become a vital part of day-to-day activities from coordinating Coast Guard rescues and 911 calls to scheduling intercontinental flights. But don’t take it for granted too long as its ubiquity might go away in the next few years. That’s because the US Air Force, which is responsible for the GPS system, is in the process of modernizing it and may not be able to upgrade the systems before some degradation of services happens… Full Story.
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