Totally agree with your take on how Trump likely would have, and probably did, handle a situation like this.
…but what they heard instead that evening was a disturbing message that — though Mr. Biden didn’t say so — came straight from highly classified intercepted communications he had recently been briefed about…
I don’t read that as him discussing it in generalities. My question is, why was this discussed at all among people who probably paid obscene amounts of money to be there? I’d prefer highly classified information not be shared with a select group of rich people.