No, it’s not again one of these dubious try where we promise us stars and assures to have invented a machine which surfs in the air at the speed of light : the French Franky Zapata, from the firm Zapata Racinghoverboard which allows to move in a autonomous way, thanks to the hydropropulsion, at a height up to 10 000 feet, top speed of 150km per hour and an autonomy of 10 minutes. This gem of technology asked 4 years of relentless work.