A genuine question, and not trying to be argumentative, I assure you.
So ... is this an in-house design, by RAFAT? Or contacted out at ££££? Or imposed from some MoD/HQ Air/Gp level?
Once upon a foggy, Sqn Cdrs used to determine what their ac looked like. As when FC ceased to exist, and the embryo STC hadn't issued regulations, so on Day 1 74 Sqn at Tengah were ALL back on the line with black fins. (OK, rush job, the leading edges peeled very quickly, but they got that sorted eventually)