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You might be interested in https://what-if.xkcd.com/7/ https://what-if.xkcd.com/7/ > Is there enough energy to move the entire current human population off-pla

by Arcuru 5y ago

You might be interested in https://what-if.xkcd.com/7/ https://what-if.xkcd.com/7/ > Is there enough energy to move the entire current human population off-planet?