The accompanying wired article (http://www.wired.com/2011/05/gps/ http://www.wired.com/2011/05/gps/) was published May 2011, says the device was found in 2005,

The accompanying wired article (http://www.wired.com/2011/05/gps/ http://www.wired.com/2011/05/gps/) was published May 2011, says the device was found in 2005, and the teardown suggests parts were as old as 1999.