Comment on Black Holes as a cooling system for advanced civilisations?parentComments−fractallyte15yNo 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!
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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!