this post was submitted on 24 Dec 2024
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A penal treadmill (penal treadwheel or everlasting staircase) was a treadwheel or treadmill with steps set into two cast iron wheels. These drove a shaft that could be used to mill corn, pump water, or connect to a large fan for resistance.

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[–] Diplomjodler3@lemmy.world 9 points 2 days ago

They need cheap electricity for the AI data centres.