"People said the same thing about the price tag for the Interstate Highway System."
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Highways can be used:
1) By anyone
2) At any time
3) To any place
4) For any reason.
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Trains can be used:
1) With a fixed destination (perhaps 10 stops between Denver & Pueblo)
2) With a fixed schedule (perhaps twice a day in each direction)
3) By people only (no freight)