Me too, for what it is worth. At least three times this year half my brain was screaming "They're going to find out any second now!. Flee, flee!"
It all worked out.
It all worked out.
That's really it, isn't it? The whole thing just boils down to an odd, amorphous they capable of seeing straight through you if you happen to give them half a chance.
I wish I could understand the source of this better.
It's not rare at all among people I know, too, most of whom are way smarter than me.