US stock markets experienced one of their weakest Novembers since 2008, with the S&P 500 falling nearly 3.5% and the Nasdaq Composite tumbling 6.1%. Despite Nvidia's strong Q3 earnings and positive AI outlook, markets struggled, with Bitcoin plunging over 20% and the VIX surging. Investors are questioning market rallies and risk appetite, looking ahead to a historically strong December for potential recovery.