> Hydrofoils, according to the team, aren't suitable for this gig, since the low-pressure zone caused by these underwater wings causes water to boil into vapor at high speeds in a process called cavitation, causing dangerous levels of drag and instability at speeds over about 60 mph (~100 km/h).
For a start, it doesn’t have a mast or a sail, it has a parachute.
You could call it the world’s fastest wind powered boat I suppose, but it’s not a sailboat.
Well that answered my first question