Not really though. Planes are not street legal, and this looks to be fine to drive on the highway once you land and fold up your wings
there are cars (sports cars, for example) that aren’t street legal. There are also street legal things that aren’t cars (I don’t consider a semi to be a “car”, for example.
Being street legal is not what makes something a car.
It is distinguished by calling it a flying car. Or would you rather a rolling plane?
planes already have wheels and can move on the ground, called taxiing.
Making the taxiing part street legal (and more efficient, admittedly) does not really change “what” the plane can do. Only the extent of the capability