It's unadvisable for them to have boyfriends because if they do they'll lose most of their fans.
>well their fans should just be okay with their idols having boyfriends
But they're not. You're not gonna change their mind by shaming them.
>then those fans should leave
And be replaced with what? There aren't other fans to take their place. It would be a massive downsizing of the entire industry, profits would fall to the point where it's not worth investing into anymore and everything would collapse and disappear.
You want to promote some sort of massive fundamental change but you don't even understand what any of it would entail. You and people like you and total retards.