French company Seabike has developed a swimming device that uses your own leg power to accelerate you through the water at superhuman speeds. This crank-driven pusher prop looks a bit like an underwater unicycle... We'd love to take one for a spin!
  • @PilferjinxEnglish
    4•10 months ago

    I’d still go with the flippers. The sacrifice to articulation seems like a deal breaker.