Why? Because an idiot like says so?
No, because Trump falls out of bed each morning with over 50% of the electorate already decided against him. His constant, petty attacks on Desantis are Further alienating a large chunk of Rep voters. Winning elections rely on rising enthusiasm and Trump is going the other way. Some here have said that Trump has 50 million people ready to vote for him. The problem is there are over 170 million registered voters - 50 million is less than 30% and that isn’t a winning hand.