Perhaps not so much dismissive as tending more towards the ' scientific discovery ' area of speculation Mark. Bearing in mind that in the 1940s the jet powered Horton HO 229 was in the skies and the nazi iron bell and other cutting edge flying devices were being prototyped at Peenemunde who can know what further development was being undertaken by the thousands of nazi scientists and physicists given sanctuary in America under operation ' Paperclip '. Not to speculate on how many were captured, along with devices and records, by the Russians. Operating on the principle of Occam's Razor I'll probably think of a possible terrestial solution being more likely than any other extraterrestial one unless and until more facts emerge. After all, how long was ' stealth ' technology flying operationally before the disinformation and denials ceased and the truth of that particular operational craft was revealed. Guesses about ' Aurora ' experimental flights anyone ...
JohnnyO. o/