And it’s opposite (Schrödinger’s Box?) - The (edge) problem that you can see and is guaranteed to exist and cause problems but somehow never does and the code works perfectly.

My former boss’s wife used to steer very strangely when driving - The Jeep was likely out of alignment, but instead of staying centered and making continuous small corrections, she’d let it drift to one side till it was on the line then quickly correct back towards center and then continue drifting, endlessly until arriving at the destination.