there are situations you can point at and say that's clearly abuse of a position of power and there are situations where you can say nah that seems fine, and era types are frothing that there isn't always a one size fits all answer
if you say ALL FAMOUS PEOPLE CANNOT HOOK UP WITH THEIR FANS DUE TO ABUSE OF POWER then you're basically saying anyone famous who wasn't already in a relationship can now never be in one again
unless they go around everywhere with a permission slip like "hey twitter said I need you to sign this indicating you don't know me or perceive me as being above you in fame/status"
I read that arin grump himself got his wife the same way, she was a fan of his animation years ago and started the ball rolling