Comment on GPS vs. Glonass vs. GalileoparentComments−13of403yIMO the secret sauce wasn't necessarily the precision but the ability, granted by technology outside the GPS system, to put a dot on a digital map versus your PLGR giving you a pair of coordinates that you had to look up on a paper map.
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IMO the secret sauce wasn't necessarily the precision but the ability, granted by technology outside the GPS system, to put a dot on a digital map versus your PLGR giving you a pair of coordinates that you had to look up on a paper map.