GPS Tracking Can’t Find Flight 477 — and Why

Few have escaped hearing the tragic story of how Air France flight 477 disappeared in to Atlantic a thousand miles or so east of Brazil on a flight to Paris.  The Brazilian military and other organizations are putting in near-heroic and not unfruitful efforts in find the remains of the passengers and plane, but as in all such tragedies their efforts seem to take too long and produce too little in the way of answers. I’ve noticed in the past

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