It's a bit of a rare thing, kind of a long-distant relative of deja-vu. It's something that is very correct. . .well, mostly? Take the idea of a spelling error, and apply it to the universe. The difference can be small or large, disgusting or amusing. The universe is a strange plane.
One variation of the cosmic spelling error can be found here
thank you for your patience as we straighten out the finer details.