This should be obvious because even though Joe Biden is a senile, doddering old fool, he is the only candidate running who appears to be remotely sane. The Democratic Party has become the Titanic and no one is steering the ship.
The Democratic Party is indeed like the Titanic. Creepy Old Joe is like the bandleader on the deck playing the music as the ship goes down.
If America thought that Crooked Hillary was a terrible candidate that Trump schlonged just wait until he gets a hold of Creepy Old Joe.