Pre-WW2, oral was looked down upon because yeah, huge disease risk.
Porn lied. There’s also a spate of “straight men” with gay diseases because they’re obsessed with anal.
It doesn’t matter who you’re doing it with, it matters what you’re doing.
Why adultery got the death penalty, really.
“Which makes anyone cheating on a faithful partner even more repulsive. Imagine staying faithful and your sleazy partner brings this home.”
You can sue them, too. It just isn’t the same as destroying a marriage.