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A comment on As the U.S. fantasizes, the rest of the world builds new transport system (2017). Parent comment

Re:As the U.S. fantasizes, the rest of the world builds new ... by brudgers on Saturday December 22, 2018 @09:02PM (#18743919)
High speed rail is a circuit switched network. Air is packet switched. Surface roads are in between. Generally high local redundancy, occasionally bottle necked by geography.

There's nothing wrong with circuit switched networks. POTS has great voice quality. ISDN tends not to drop packets. But we all carry cell phones because packet switching is more flexible in more places.

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