Interesting examination here, but the author seriously misses the forest for the trees.
May I suggest the obvious: The Air Force’s “reticence” is not due to stubbornness or any other trivial motivation. The UFO secrecy is likely deemed necessary because the UFOs are Air Force. The UFOs are not Navy, they ARE Air Force. Therefore, allowing a civilian investigation would be risking the exposure of Air Force secrets.
Sometimes the simplest solution is the correct conclusion, as crazy and counterintuitive as it might appear.
According to the War Zone, retired Lt. Gen. Steven L. Kwast has just dropped this bombshell: The Pentagon has a super-advanced technology capable of traveling anywhere in the world within one hour.
The article is here: https://www.thedrive.com/the-war-zone/31445/recently-retired-usaf-general-makes-eyebrow-raising-claims-about-advanced-space-technology
The War Zone article also mentions that, taken together with other cryptic comments from military officials recently, we may be on the verge of something.
Is it finally time to unveil the flying saucers?