Made me LOL...and you exposed both of our ages for remembering that bit from Carson!!!
As for the author’s perceived problem for those who identify themselves by who they choose for sex partners, I’d say they should remember Gunny in Fully Metal Jacket: Only two things come from Texas - steers and queers!!
Ha ... my mother (married to a Texan) said that the only good thing to come out of Texas was I-10.