“Charedi birthrate is probably higher than either DL or MO (though some MO and DL certainly have a lot of children), but this isn’t a mark of legitimacy. “
No, but the ‘winner’ can rewrite history.
(sarcasm on) Besides, having more children can prove more righteousness, at least that’s what Hagar understood when was more fertile than Sarah Imainu. (sarcasm off)