• trolololol@lemmy.world
    link
    fedilink
    arrow-up
    1
    ·
    2 hours ago

    You’re right it’s supposed to work like a sail. I’m very sceptical because it says it can save up to 30% fuel. No chance any sail with that footprint can save that much fuel. At least with electrical generators you can benefit from wind in any direction at any time, even when anchored.