Oh probably not at all. That's just one of a hundred explanations of wildly varying degrees of plausibility and they're all interesting.
I can just imagine the FBI field agent wiping away the tears of laughter as he types up this memo back to headquarters after chatting with the USAF guys using spatulas to scrape the fried chimpanzees in silver lame' flightsuits off the wreckage of some top secret atomic-powered X-plane.