I mean, sure, if you couldn't read them, they could be a valuable way of exchanging secret info, and indeed they are, but when it is obvious they exist, flipping over your visor and putting the shh filter on shows them as clear as day.

As such, I copied nighthawks list and am gonna change the words.

If I've forgotten you, it means Nighthawk did, and I did too. So you have some making yourself known to do.