The lack of a ground game is a very serious consideration in this election. Hillary has the entire Demo ground team, Bernie has an excellent team also.
Trump thinks he can win because of his personality. I think he does not have filters and it may cost him the general election. All it takes is one bad comment. Just one, and he is finished in the general.
If the other guy is the nominee, no one will ever hear anything he says, except for his thousands of supporters.