found on youtube
Poor weather conditions that day, with an average wind speed of about 35km / h Return flight speed downwind 70 + km / h Total flight time 63 minutes [Only registered and activated users can see links. ]
Just the fact that some geniuses were laughed at does not imply that all who are laughed at are geniuses. They laughed at Columbus, they laughed at Fulton, they laughed at the Wright brothers. But they also laughed at Bozo the Clown.