1+ hour, 34+ min ago  (275+ words) Written by Beau Ackx Some designs are simply too good to stay on paper forever. Back in 1962, a 23-year-old Giorgetto Giugiaro sketched an open-top version of the Bizzarrini 5300, and then, for more than 60 years, nothing happened. Now, at last, Bizzarrini…...