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While some people (especially on Twitter) are busy arguing that heat dissipation works well in vacuum (forgetting that there are isotherm bottles using vacuum as insulation), this old article explains yet another of the problems with data center in space : arstechnica.com/science/2019...

arstechnica.comSpace-grade CPUs: How do you send more computing power into space?Figuring out radiation was a huge "turning point in the history of space electronics."

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Summary : in space, cosmic rays interact in fun ways with chips, and the denser they are the higher the effect is. Next : ping times and the limit of the speed of light, and then failure rates and the law of large numbers.