Keep your friends close and your enemies closer.
PDJT was (is?) seemingly as close with Kim Jong Un as was Dennis Rodman.
He’s the un-Biden, in that, as long as his interlocutor is similarly refraining, Trump tends not to grandstand/virtue signal, or lash out with cheap shots, out of the blue.
It’s not a bad thing for them to get along.
bingo
Exactly; this is a textbook example of such.