Democrats need to reform their party and get rid of the Nut case lefties and just keep the semi-sane ones. Drop Obama and his eco-conmen. Change is coming—that is the only sure thing.
They've evolved so that thugs like Biden took over the party. They're not going back to what it was before.
The problem is that the nut-case lefties are the ones calling the shots, and all the semi-sane ones are gone or have been co-opted to become radical as well.