11/ None of this requires assuming that somewhere inside a vault there is a perfect 4K video of an alien spacecraft o...

11/ None of this requires assuming that somewhere inside a vault there is a perfect 4K video of an alien spacecraft or even an alien itself. The strongest evidence might consist of several different sensors observing the same event at the same time, allowing analysts to establish distance, speed, altitude and behavior with a confidence that a standalone video can never provide. If those cases exist, releasing a short visual extract while withholding the correlated data gives us the least usef...