GPS IIF Satellites Will Eventually Provide 2 to 3 Foot Location Accuracy
Despite the recent controversy regarding smartphone like the iPhone and Android-powered devices storing and transmitting the users location without their awareness, most of us willingly transmit our location by choice when we use services like Foursquare or Facebook Places.
Sometimes the accuracy of the reported location is laughably wrong by hundreds of feet or even several miles. This is usually because the location is being derived from something other than a GPS satellite (cell towers, WiFi access points) or we are seeing actual GPS errors due to a number of possible causes (satellite geometry, atmospheric effects, etc.).
However,
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