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This could be great in disaster relief, following an earthquae or
tsunami. Soliders could process rescuees/evacuees easily then
book them onto a chopper or other transport.

The costs of the evacuation could be measured.

In a battlefield context, troops could signal what price they wished
to pay for movement - demand responsive battlespace transit.

Oh hang on - that is what I described in my patent application
from July 2006! (USPTO 11/485,164)

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