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stanjones
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Build a Dyson sphere around a black hole (this is a thought experiment), so no more mass "falls in". Line the sphere with insanely bright lights. What happens to the black hole?
I ask this because Prof. Sean Carroll in "From Eternity To Here" discusses whether there is a limit to the entropy that can be put in a fixed space. He mentions using photons, but then drops that line of inquiry.
I ask this because Prof. Sean Carroll in "From Eternity To Here" discusses whether there is a limit to the entropy that can be put in a fixed space. He mentions using photons, but then drops that line of inquiry.