Whenever they actually get a peek at a woman's breasts, they lose all brain function.
This trope is often used as an excuse to hand male characters the Idiot Ball.
"Do you know what would be the best way to wipe out all of humankind if you were a space alien with a special mind-ray? Cos' if they suddenly found out about the kind of stuff that goes on in our heads they'd kill us all on the spot. We are disgustoids in human form."The tendency for all men within a work of fiction to think primarily with their penises.
As such they will be constantly trying to peek up girls' skirts or into the girl's locker room, and will go out of their way (often to absurd lengths) to either catch a glimpse of something naughty, or gain a minuscule chance of doing the deed.
For instance, the big porn tube site XHamster has its own version called XHamster Cams and the popular porn tube site XVideos owns its own cobrand called XVideos Live.
Perhaps I should clarify a bit; my husband is not only an Arab, but he’s a bedoin (desert) Arab.The performers are a mix of professional pornstars and cam girls working in a studio, as well as amateur girls and couples working from their own bedrooms.