It just shows how petty and hate-filled that party is. No matter what, they hate each other only slightly less than they hate us.
Whereas the Bushes, and of course Reagan, are the epitome of class and dignity. When the cause was good, GHW Bush teamed up with clinton to raise funds (and, FWIU became friends). And even the MSM, which hates W, has admitted that he has been gracious and classy in his transition to the new fuhrer.
RR was known as being a very gracious and humble host. Which amazed many who saw him as a God -- or close. His humility and humor are legendary.
The modern democratic presidents are known for none of these. And it won't get better with the fuhrer, who thinks he is above everyone.