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.

  • @Professorozone
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    162 days ago

    Soon to be installed in Amazon facilities around the country.

    • Diplomjodler
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      92 days ago

      They need cheap electricity for the AI data centres.

  • @[email protected]
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    202 days ago

    God damn, that looks terrible. It’s not just a treadmill, it’s basically a stairlift that prisoners and slaves were forced to use. And anyone who’s used a stairlift knows how brutal of a workout they are.

  • PlumM
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    42 days ago

    Hehe…