In the past decade, nationalism, with its focus on looking inward and its antipathy toward outsiders, has become a popular refrain—a remarkable shift in attitude from pre-crisis days and another example of the crisis’s global ripples so many years later. The United States, once a symbol of open borders and trading, has become engaged in debates about imposing tariffs and building walls. Perhaps the best example of the decline in trust in governments around the world was the creation of Bitcoin, a new form of currency known as a cryptocurrency. Bitcoin is not tied to any central banks such as
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