黄金、白银、美股，全线暴跌

Market Overview - Global markets experienced a significant downturn, with major U.S. stock indices falling sharply; the Dow Jones dropped approximately 600 points, and the Nasdaq fell nearly 2% [1] - Technology stocks collectively declined, with notable drops in major companies [1] Company Performance - Qualcomm's stock fell by 7.58% to $137.61 after providing a lower-than-expected earnings guidance due to global memory shortages [2] - Alphabet, the parent company of Google, saw its stock decrease by 4% to $318.32, as it announced a substantial increase in AI-related capital expenditures, potentially reaching $185 billion by 2026 [6] - Other tech giants also faced declines, including Oracle (-4.55%), Amazon (-4.38%), and Tesla (-3.66%) [2] Commodity Market - Precious metals experienced a sharp decline, with silver prices plummeting over 16% [2] - Oil prices also saw a significant drop, contributing to the overall market downturn [3] Cryptocurrency Market - Bitcoin fell below the $70,000 mark, reaching $67,000, indicating a loss of interest from traditional investors and a growing pessimism towards cryptocurrencies [4] - The ongoing sell-off in the cryptocurrency market is attributed to diminishing confidence in Bitcoin as a store of value and inflation hedge [4] Economic Indicators - Concerns about a weakening labor market have intensified, with U.S. employers announcing 108,435 layoffs in January, the highest number for that month since the global financial crisis [6] - Initial jobless claims for the week ending January 31 also exceeded expectations, indicating potential economic challenges [6] - The U.S. Bureau of Labor Statistics reported that job vacancies fell to their lowest level since September 2020 by December 2025 [7]