Core Viewpoint - Bitcoin has fallen to a two-month low due to speculation regarding potential tightening of cash in the financial system by the next chair of the U.S. Federal Reserve, which has negatively impacted cryptocurrencies and strengthened the dollar [1] Group 1 - Bitcoin's price decline is attributed to market speculation about the U.S. Federal Reserve's monetary policy [1] - The anticipated tightening of cash in the financial system has led to a decrease in cryptocurrency values [1] - The strengthening of the dollar is a direct consequence of the speculation surrounding the Federal Reserve's next chair [1]