Rule of thumb: if your idea creates energy from nothing, it won't work. | Hacker News

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		dtgriscom on Sept 7, 2022 \| parent \| context \| favorite \| on: Magnetic Cooling Cycle Rule of thumb: if your idea creates energy from nothing, it won't work.

doctor_eval on Sept 8, 2022 [–]

No it doesn’t. It takes the energy out of the environment. The result would be more energy, and cold air.

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