Like I was saying...
Hiding in Plane Sight - March 2000 - JMRC Flyers - Page 2
Yehudi lights - Wikipedia, the free encyclopedia
Used since WW2.
Since radar tech has become mature, visual camoflage on aircraft haven't really been required. But since stealth tech, visual identification is once again in the play books, thus renewed interested in Yehudi lighting.
It's not a conspiracy, it's just mil-tech that they don't want as public common knowledge.