I mean I'm a guy and I've never really liked them. I think natural ones, no matter how loose and slingy, are more appealing than plastic stuffed.
It's good to see that majority of people here agree with me. And one can easily spot a fake boob because there is a bulge coming out of the body most of the time from the top of the breast. Yet so many women today are going for breast implants perhaps because of Hollywood.