That doesn't change the fact that others have, right?

No, it means it was uncommon.

Good. Than it should be no big deal for controllers to accept a dress
code that they are apparently largely following.

Yet, that's not what is happening. Why?
--
Jay Honeck
Iowa City, IA
Pathfinder N56993
www.AlexisParkInn.com
"Your Aviation Destination"