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"...dumbest possible idea.."

It's a crowded field, you have to do something to stand out!

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Solar roadways!
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Recently had a conversation of space based solar power pros and cons screech to a halt when someone said "Well what about space based geothermal?"
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What's the issue? If we can beam power down, we can beam it up!

More realistically, just drop a thermally conductive cable down to low solar orbit. Absolutely unlimited.

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I guess from a certain perspective, all our sources of geothermal energy are already located in space
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maybe on Io :)
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