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I believe the plan was not total vacuum but only partial to avoid having to pull so far down. Also Hyperloop if it was built/buildable as designed is kind of th

by rtkwe 8y ago

I believe the plan was not total vacuum but only partial to avoid having to pull so far down. Also Hyperloop if it was built/buildable as designed is kind of the step beyond high speed rail.

macspoofing 8y ago
There's no practical difference between a 'total vacuum' and 'partial vacuum' in this case.
- nixpulvis 8y ago
  God, what even is a "total vacuum"?