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!
  • Fermion@mander.xyzEnglish
    1·
    1 year ago

    If an average joe with an hour of practice could match or outpace Michael Phelps, I would consider that superhuman speed.