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China's 1,000-km/h 'high-speed flying train' full-sized test line passes acceptance
(www.globaltimes.cn)
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this post was submitted on 06 Aug 2024
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On the road to fully automated luxury gay space communism.
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People have been blinded by a level of understandable Elon hate until China started working on it. The talking point was that it would be a larger evacuated space than the largest vacuum chamber ever built by NASA and therefore impossible, not considering that a very long tube is not comparable to a huge dome. You dunked on me before but I am vindicated!
Nah it's been kicking around since maybe 1904: https://web.archive.org/web/20140630081422/https://black-cat-studios.com/goddardstory.pdf
Gerard K. O'Neill really popularised the idea in the 1970s