April 2000 Issue

Now You See It ...

The runway was in sight from miles away, but the airplane arrived at the airport just as the visibility plummeted

Human nature demands that people make certain assumptions about the future. An expert juggler doesnít need to look at the ball to know itís headed for the hand. A golfer who hits a shot sweetly can lose sight of the ball but pick it up again based on the knowledge that itís going where it ought to go.

But sometimes those expectations can run aground. Consider a typist whose fingers are displaced one key to the side. The typing is gibberish no matter how you look at it. No harm, no foul. The typist just deletes the offending copy and starts again.

Sometimes, however, the damage cannot be dismissed.

A Northwest Airlines Boeing 727 was grounded in Colorado Springs, Colo., with a mecha...

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