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Re:Hyperloop: Pipes of Fancy by dmitriid on Thursday August 13, 2020 @02:55AM (#24140665)
> Couldn't the capacity issue be somewhat mitigated by stacking tubes vertically

Significantly increased costs

> and/or increasing the tube diameter?

Immeasurably increased costs. Because hyperloop already operates on the idea of operating in vacuum. So let's say you have a 10-kilometer tube that you need to keep in vacuum and you want to increase its diameter...

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