by guest blogger Puri Ruiz
Much has been written about this small device that all commercial aircraft have been incorporating for more than half a century. And little wonder: "black box" flight recorders are essential in order to identify the causes of an accident.
We know, thanks to ironclad statistics, that the airplane is the safest means of transportation, but several decades ago there was a model of aircraft, the Comet, whose accident rate was well outside of normal range. It was the earl