Stock market today: Dow, S&P 500, Nasdaq wobble after tech sell-off as silver slides, in wait for Amazon earnings

Market Overview - US stock futures declined, with S&P 500 futures down approximately 0.3% and Nasdaq 100 futures down 0.4%, as investors awaited Amazon's earnings and assessed Alphabet's AI spending plans [1][3] - The market is attempting to recover from a significant tech sell-off, with concerns about AI disruption affecting software stocks [2] Corporate Earnings and Forecasts - Alphabet plans to increase its AI investment to as high as $185 billion, which negatively impacted its stock price [3] - Amazon's quarterly report is anticipated, particularly focusing on its AWS cloud unit, which is expected to see a 21% increase in sales [3] - Qualcomm reported a 5% year-over-year revenue increase to $12.3 billion and earnings per share of $2.78, but its forecast for the second quarter is lower than expected due to a memory chip shortage [26][27] - Estée Lauder's shares fell 10% despite beating earnings estimates, as tariff concerns overshadowed strong Q2 results [6] - Snap reported a strong fourth quarter with revenue of $1.71 billion, exceeding Wall Street estimates, leading to a 6% increase in its stock [12][16] - E.l.f. Beauty raised its full-year sales outlook to $1.6 billion to $1.61 billion and reported better-than-expected earnings per share of $0.65 [14][16] Market Reactions - Silver prices plunged by as much as 17%, erasing previous gains, as market sentiment turned negative across various asset classes [4][21] - Bitcoin fell below $70,000 after Treasury Secretary Scott Bessent ruled out a government bailout for cryptocurrencies, leading to a crisis of confidence in the crypto market [5][11] - Broadcom's stock rose 5% following Alphabet's announcement of increased capital expenditures, which exceeded analysts' expectations [19][20] - Baidu's US-listed shares increased by 5% after announcing a $5 billion stock buyback program and its first dividend issuance [8]