Re: A closeup UFO vid you won't believe!
I immediately thought of our aging / retired f111's swing wings, but I didn't think any were left flying these days?
They would have to be well sub sonic as you say to be able to catch a second glimpse of them.
Interesting all the same.
Madness takes its toll - please have exact change handy!
The primary manifestation of Time is Change
Ee does NOT equal Em Cee Squared!
M = Δ T