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A comment on Carnot Efficient Dyson Spheres Are Undetectable by Infrared Surveys (2016). Parent comment

Re:Carnot Efficient Dyson Spheres Are Undetectable by Infrar... by TheCoreh on Saturday June 10, 2017 @09:08AM (#14527182)
That would be equivalent to a perpetual motion machine, so I don't think it's possible for thermodynamical reasons.
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