http://ufoparadox.blogspot.com/2019/05/ ... -ufos.html
The link above addresses the paradoxical aspects of UFOs. If they wish to avoid detection, they could, and if they do not wish to avoid detection, we should see them all the time.
The next link, below, is to the general UFO blog, the latest entry of which analyzes the most recent developments, and addresses the continuing problems with the credibility of credible reports (yet another paradox).
http://ufoparadox.blogspot.com/
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