And just to add to your point: it’s not hypothetical that Trump would destabilise the Middle East, because he actually did so in his first term by giving de facto recognition to Jerusalem as the Israeli capital and by unilaterally tanking the Iran deal in exchange for nothing. The current situation is already partially Trump’s fault and, as you say, he will only make it worse if he wins.
And just to add to your point: it’s not hypothetical that Trump would destabilise the Middle East, because he actually did so in his first term by giving de facto recognition to Jerusalem as the Israeli capital and by unilaterally tanking the Iran deal in exchange for nothing. The current situation is already partially Trump’s fault and, as you say, he will only make it worse if he wins.