In the wake of last week's terrorist attacks on New York and Washington, all kinds of fancy machines--from facial-recognition databases to advanced luggage scanners to glorified autopilots--have been proposed as technological fixes in the fight against terrorism. So what do such . . .
In the wake of last week's terrorist attacks on New York and Washington, all kinds of fancy machines--from facial-recognition databases to advanced luggage scanners to glorified autopilots--have been proposed as technological fixes in the fight against terrorism. So what do such technologies have to offer?
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