The world is growing increasingly tired of Trump bullying others to the point that the international order has frayed at the seams.
As Trump sabotages global trade and unleashes chaos worldwide the dollar will rise, not fall, as a mad scramble for dollars to pay debts will accelerate.
The very clever Homo sapiens find themselves in a race against time to stave off ultimate disaster unless some wunderbar biologist develops some newfangled technology to help save Capitalism, not to mention the planet.
Iran will not necessarily look for escalation: to wriggle through will be to win a major symbolic victory. But if it is pushed to the limit, Iran likely will first respond by pushing back in the region and in Afghanistan against US interests.