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The Black
Box
Whenever a plane crashes, we all get obsessed by the black box. Where is
the black box? Did it survive the crash? The black box will tell us everything. The black
box will explain why 300 people died.
The black box contains the flight data recorder. It also contains a cockpit voice
recorder. The flight data recorder tells us if an engine blew up, or the fuel tanks were
empty, or whatever, and the voice recorder tells us if the pilot and co-pilot were arguing
over whose turn it was to steer.
People love the black box. An airplane crashes. Three hundred people are dead.
Thousands of people are stricken with grief. How could it happen? Who did this? Why? The
black box will tell us. The black box will save us. The black box knows everything.
Youll have to excuse my cynicism, but in order to understand human affairs
accurately, you have to understand that most people and institutions are self-interested.
Its sad but true. But really its not so sad. We dont mind the
self-interest of the gas station attendant who fills our gas tank, or the waitress who
smiles when she brings you your meal, or the masseuse who is attentive and sympathetic. We
thinkyes, theyre doing it for money, but theyre doing a good job.
Im getting good value for my dollar.
But large corporations dont feel bad if you dont like them. They dont
care. They just want the money.
So when a plane goes down, the big corporations, the airline company, the manufacturer
of the plane, the pilots association, and the government, all want to make sure that
they dont get blamed for the catastrophe. Thats why, if you listen
carefully to the news, you will understand that the only people who get to see what's in
the black box are the representatives of the airline, the airplane manufacturer, the
government, and the airline safety regulators. The pilots are kept out of this equation.
None of these other people want the black box to show that that it was their fault
that the plane crashed. Their ideal plane crash is caused by a mistake made by the dead
pilot. The public is reassured that the technology is sound, that there is adequate safety
measures, and that the airlines really care about passenger safety.
There is an even more important fact about black boxes that people dont really
think about. Do you think the computers on an airplane are more perfect than every other
human creation on this planet? Of course not. Do you think that a computer bug may have
caused one of the airplane crashes in the past ten years? Of coursethats quite
probable. But no black box has ever reported a computer problem. Why not? Because the
black box is the computer. If the black box knew that there was a problem, it would
report it to the programmer before the plane ever left the ground, and the problem would
be fixed. If there is ever a serious problem with the computer program, we will never find
out about it because it is only a problem because the computer doesnt think it is a
problem and therefore isnt going to tell us that that is what caused the crash. Do
you ever get a message from Windows on your computer that says something like:
"Winword has a bug on line 23,451 of the module winprnt.dll referring to
a memory variable passed to it by the Hewlett Packard printer driver"? No way. Your
computer is more likely to say something like "General Application Fault: the program
will now be terminated and you will lose all your data. Sucker."
And that is why almost all plane crashes are caused by pilot
error, or, in the case of the Egypt Air flight, apparently, by pilot malfeasance
.The black boxes, by the way, use a fairly dated technology. They store their
information on tapes, not disks, and they dont take any pictures of the
cockpitsomething that should be relatively easy to do nowadays with CCD cameras and
computers. It would also gives us some rather spectacular footage of these crashes. If I
were CNN, Id offer to pay for the cameras for all the airlines, in exchange for
exclusive footage. If I were CNN, of course, Id have the ethics of an alley cat .
Egypt Air Flight 990
Gamil al-Batouti was the relief pilot of the Egypt Air Flight 990, a Boeing 767 that
recently crashed. The cockpit voice recorder seems to show that he asked the pilot if he
could fly the plane for a while, and then he deliberately crashed it while mumbling
"Allah is Great" or something.
Now, I have a few questions. How often does a respected pilot travelling as a passenger
on a major world airline put up his hand and say, "I want to steer, I want to
steer"? And how often does the regular pilot say, "Well, all right, but just
this once."
Didnt the regular pilot wonder why the other pilot wanted to fly when the plane
was on autopilot anyway?
The black box has reported to us that the two pilots, apparently,
engaged in a struggle for control of the plane for a short time. They were both tugging on
their separate controls, so hard, that they managed to have the airplanes rudders go
in two different directionssomething the ships computers are supposed to
prevent. Its kind of a strange scenario. The two pilots fighting over the plane from
two different seats. Why couldnt the pilot just lean over and pull the keys out of
the other pilots steering column? Well, because this is a Boeing 767. When you think
about it, I suppose it isnt too unlikely that a plane would be more likely to crash
than to fly if two men, one of whom wants the plane to fly and the other to crash, are
struggling over control..
Its interesting to consider that they never found an explanation for the crash of
that airplane off the coast of New York a couple of years ago, that led to so much initial
speculation about a bomb or missile. Why not? Possibly it was a computer error. It is odd
that, given the absence of any evidence of a bomb, missile, or suicidal pilot, they
havent come to the logical conclusion they should have come to: mechanical failure
or computer bug.
Well, as everyone knows, the airlines have an enviable safety record. It is safer to
travel in an airplane than it is in a car.
Copyright © 1999 Bill Van Dyk All rights
reserved. |
December 17, 1999 |