The self-healing car: a car that cares for itself

Can a car care for itself? Sounds too good to be true! But the tech is here already, as we find out for ourselves2017-04-25 12:10 Being asked to take a wire metal brush to the immaculate black bonnet of a Porsche Boxster is an unnerving request. But before we’re handed it and told to scrape away, we’re informed: “This will blow your mind.”
After an initial hesitation, we put in some elbow grease, and the screeching metal brush leaves thick, nasty grooves in the paint. Fo