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>> No.9680717 [View]
File: 86 KB, 980x551, 2016 california quake.jpg [View same] [iqdb] [saucenao] [google]
9680717

>>9680688
>a vacuum tube several hundred kilometers can work

>>9680683
>you know what happens when someone randomly makes a hole at literally any point in it?
this

He is building in earthquake prone California.
Just 1 crack in the tube will cause a huge gradient in pressure.
which would cause an accident.

>> No.9680709 [DELETED]  [View]
File: 86 KB, 980x551, 2016 california quake.jpg [View same] [iqdb] [saucenao] [google]
9680709

>>9680688
>>a vacuum tube several hundred kilometers can work

>>9680683
>you know what happens when someone randomly makes a hole at literally any point in it?
this

He is building in earthquake prone California.
Just 1 crack in the tube will depressurize it.

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