Airplanes deploy revers thrusters when landing which are basically just shaped metal shields that move into place behind the engines to provide reverse thrust and slow the plane.

But adding a fan on a sailboat is seen as stupid and doesn’t work.

  • remon@ani.social
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    3 days ago

    A fan on a sailboat totally works. You just have to aim the airflow behind the boat and not at the sail. Like those swamp boats in Florida.

    • I_Fart_Glitter@lemmy.world
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      3 days ago

      For those unfamiliar with swamp boats. They are designed with no under water propeller to get stuck on/murder swamp stuff. They can go pretty fast.