巴菲特退休，英伟达市值蒸发，软银清仓：美国金融已经站在悬崖边上了

Group 1 - The core issue in the U.S. is the wealth disparity between the older and younger generations, exemplified by Warren Buffett's immense wealth compared to the opportunities available to the youth [1] - The financial landscape is increasingly polarized, with advancements in AI leading to significant job displacement, where it is predicted that 80% of employees in companies could be replaced by AI [1] - The management structure of large companies like NVIDIA is becoming flatter, allowing leaders like Jensen Huang to manage large teams directly, which contrasts with the hierarchical structures of the past [1] Group 2 - The decline of major U.S. tech stocks is seen as a normal market behavior, providing opportunities for arbitrage and signaling potential risks associated with the AI bubble [2] - SoftBank's decision to liquidate its NVIDIA shares indicates internal warnings about the overvaluation of AI companies, with concerns that the market may be reaching a peak [2] - The importance of the Chinese market for NVIDIA is highlighted, as the CEO aims to leverage it to support the company's valuation amidst concerns about its high market cap [2]