Just as the service version of the F-35 was different in detail from the X-35 prototype, so will the service version of the F-47 be different in detail from the prototypes. Stealth was very secret in the time of the F-117 (first flight 1981), but now the cat is out of the bag.
Just as the service version of the F-35 was different in detail from the X-35 prototype, so will the service version of the F-47 be different in detail from the prototypes. Stealth was very secret in the time of the F-117 (first flight 1981), but now the cat is out of the bag.