Imagine waking up to a world where the U.S. dollar (USD), the bedrock of global finance, has collapsed. This scenario may seem far-fetched, but it's a narrative often found on dubious platforms pushing gold, crypto, and extremist political views, and it occasionally creeps into mainstream discourse. The greenback has always had its external foes during the long period of its dominance—from the communist bloc and anti-colonialists to contemporary adversaries like China, Russia, and other emerging...