Group 1 - Nvidia reported a revenue of $57 billion, a year-on-year increase of 62%, but its stock price fell by 2.6% after initially rising by 5% [1] - The market's reaction to Nvidia's strong earnings was negative, with the S&P 500 index dropping 1.6% after a 1.9% gain, resulting in a market value loss of over $2 trillion [1][3] - The strong performance of Nvidia raised concerns about the Federal Reserve's interest rate policies, with analysts suggesting that better performance could lead to sustained high rates, negatively impacting high-valuation tech stocks [3] Group 2 - Despite Nvidia's impressive earnings, concerns about an AI bubble emerged, with short-seller Michael Burry questioning revenue recognition practices and warning of lower terminal demand [5] - A sudden release of the U.S. non-farm payroll report showed an addition of 119,000 jobs, significantly exceeding expectations, which led to a drop in the probability of a Federal Reserve rate cut in December to below 40% [3] - The market experienced a liquidity crisis, with the average liquidity of top buy-sell orders shrinking from $11 million to $5 million, indicating a near "zero liquidity" state [5] Group 3 - Chinese concept stocks showed resilience as the Nasdaq Golden Dragon China Index rose, with foreign investment increasing in Alibaba and Pinduoduo [6] - A-shares saw significant gains, with the Shanghai Composite Index surpassing 3,870 points and over 4,300 stocks rising, indicating a shift in market style towards the semiconductor industry [8] - The financing balance in the market reached a four-month high of 1.92 trillion yuan, signaling optimistic capital inflows and a shift in investment strategies [9]