This comprehensive analysis examines Bitcoin's December 2024 surge above $91,000 amid accelerating Federal Reserve rate cut expectations, with CME FedWatch indicating over 80% probability of easing. The article dissects market catalysts including institutional capital flows into spot Bitcoin ETFs, improving derivatives positioning, and supportive macroeconomic conditions that enhance cryptocurrency valuations. Technical analysis highlights critical resistance at $90,000-$95,000 and support in the low $80,000s, while sentiment indicators reveal growing institutional participation reshaping market dynamics. Essential monitoring points include Fed communications, spot ETF inflows, funding rates, and U.S. economic data releases. For traders and investors, the guide emphasizes disciplined risk management, diversified entry strategies, and position sizing in volatile markets. The outlook suggests sustained upside potential contingent on confirmed monetary easing and continued institutional adoption through regulate