The only thing I can find which specifically mentions a pressure says 1 millibar, which is quite low.[0] The pressurization/depressurization cycle will also fat

The only thing I can find which specifically mentions a pressure says 1 millibar, which is quite low.[0] The pressurization/depressurization cycle will also fatigue the pods, which will reduce their life-expectancy. [0]: https://www.pbs.org/wgbh/nova/article/hyperloop-and-high-speed-trains/ https://www.pbs.org/wgbh/nova/article/hyperloop-and-high-spe...