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Comment on Black Holes as a cooling system for advanced civilisations?

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That's like saying making a star go supernova is a great way to generate energy for an advanced civilization — there are some huge leaps in logic in making sweeping assumptions of that scale. It would be like someone in the Victorian era predicting that we'll farm whales for their oil...

It would be like someone in the Victorian era predicting that we'll farm whales for their oil...

That actually sounds like a pretty cool idea. Would it be possible to keep whales alive on land indefinitely?

They won't be actual whales — we'll use their genetics "or something like that"

No need to keep them on land. Arthur C Clarke's novel 'The Deep Range' had whales being kept in herds, like dairy cows, for their milk. Not implausible at all!

Didn't they do exactly that at the time?

They hunted whales, but "farm" implies some kind of active breeding.

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