Also, the superdelegates would not have voted for her if she had lost among the pledged delegates. How can we know that? Because that's precisely what happened

Also, the superdelegates would not have voted for her if she had lost among the pledged delegates. How can we know that? Because that's precisely what happened in 2008. Hillary had tons of superdelegates lined up behind her when the primaries started, but then Obama got more votes, so the superdelegates switched.