Heart unveiled their redesigned aircraft - ES-36. It's looking good! But they don't publish the speed. There’s a reason for that. And it's not pretty. I took a moment to calculate it. Published specs: 21 tonnes, wingspan 29 meters. From the visuals (below) I estimated wing area https://t.co/UdPi8HwlAT #Aviation #AircraftDesign #ES36 #Therearenospecificcountrymentionsinthetweet.