Why not remove everything and go for vacuum spheres... https://en.wikipedia.org/... | Hacker News

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A_Beer_Clinked on Oct 12, 2015 | parent | context | favorite | on: ‘99.99 percent air’: Boeing releases video of revo...

Why not remove everything and go for vacuum spheres... https://en.wikipedia.org/wiki/Francesco_Lana_de_Terzi#Airshi...

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