“I think Joe has some acceptance of the reality that he is mentally compromised”
Maybe. But I doubt it and if so it’s only a fleeting glimpse.
There are a lot of rumors regarding dementia floating about.
He has to deal every day with his own numerous private gaffes, dumb mistakes and forgetfulness. The public sees just a tiny percentage of his senility-caused blunders. He has to know that he is damaged -- working around his own cognitive decline is his life.