https://www.foxnews.com/tech/french...l-on-hoverboard-wife-vows-he-will-do-it-again But he made a bloody good attempt at it I think. I couldn't help but think of the Green Goblin. Put wings on it and you have the Goblin glider.
Carrying the fuel in a sack on your back seems a tad risky - especially if your design is possibly intended for military use.
True a bit risky there but hey he's French. When the French invasion begins the UK can shoot Jammy Dodgers at the French hordes. And check this stupid thing out.
Watching that first clip in silence at work (for obvious reasons), I imagine the various musical cues, particularly the "chase" themes from "Jonny Quest" playing!
Seems he tried again and this time he did reach the finish. https://en.wikipedia.org/wiki/Flyboard_Air