One Comment

  1. I'm not sure of his thinking, actually. Is the drum connected somehow via a chain to the wheels? Or, does he like the sail-like effect of it when the wind is behind him?

    A similar idea comes up frequently in the electric car forums I visit — “Why can't we mount a wind turbine on the car to generate electricity and recharge the battery?” It's an appealing idea, but (as you mention) never works in practice for the same reasons perpetual motion machines don't work.

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