I thought this was a joke at first and am still not convinced it isn’t but I guess could be useful to train for foil-surfing. It more likely just a promo video for HORUE, a French company that sells windfoil and kitefoils:

Francis Xavier is a seasoned writer for Unofficial Networks, bringing a lifetime of outdoor experience to his work. Having lived in a ski resort town for years he has a deep connection to mountain culture....