They made special exceptions for people who live or travel to specific regions, they made special exceptions for people who have received certain medical procedures, they made special exceptions for needle-based drug users, they made special exceptions for people who’ve gotten tattoos or piercings, they made special exceptions for other sexual behaviors like paying for sex. You do know what the definition of the word “singled” means, yeah? It means “single” - as in “one”. They didn’t single out just that one behavior.