While he charmed, almost seduced the audience with a credible picture of a booming US economy about to scale new technological heights, he simultaneously menaced with threats of tariffs to those who did not choose to shift their factories into the US. "Your prerogative" he said, with a smile not out of place in a Godfather movie. He awkwardly mumbled about sponsoring the World Cup. In this first week of his second term, most people at Davos were nodding along, as they cannot think what else to do, just yet. Two worlds colliding, as the'America First' President was beamed in like a 30-foot interplanetary emperor, into the beating heart of the rules-based international economic order. It is one thing suggesting that trade deficits are a problem with your domestic electorate.