It’s a risk, a mighty, mighty risk, for President Joe Biden to go out on the campaign trail as if he didn’t mind making a clown of himself, thereby causing opponents to chuckle at the boost they receive. Look, with videos as proof positive, he will sometimes forget where he is, forget names, get lost in the speech he’s reading and apologize incomprehensibly. So, Vice President Kamala Harris may take his place. That’s what is already happening and could persist throughout the campaign with the chance of her scarily becoming president in a year or two if Biden is reelected and his physical and m…