Keynes' economic theories rank among the most consequential—and arguably most damaging—intellectual frameworks of the 20th century. His ideas shaped monetary policy, government intervention, and fiscal stimulus across generations. Yet many argue that modern inflation spirals, currency debasement, and unsustainable debt cycles trace directly back to Keynesian doctrine. For crypto advocates questioning fiat systems and central bank policies, understanding Keynes' theoretical underpinnings becomes essential. His belief that governments could fine-tune economies through printing and spending fundamentally diverged from hard-money principles that blockchain technology now resurrects.