Speaking as someone who watched his own father succumb slowly to dementia over the course of 15 years, I agree. Trump has been showing the signs for a while...

But to his fans, it's not going to matter. If he loses this election, he's going to ragequit and say it was rigged of course, then sit on his Truth Social media throne and grow less and less coherent... But he'll still make lots of money, have lots of support, and have lots of influence. Right up to the point where he's so incoherent that he's not even functional. Then the lionizing and the farewell tours and the revisionist history will start...