Can Nvidia earnings rally the stock market and stop the bleeding in tech? - MarketWatch

1. Nvidia's earnings report is pivotal for tech sector recovery. 2. Market anticipates 9% price volatility from Nvidia’s earnings release. 3. S&P 500 falls 3.1% since Feb. 19 amid tech market downturn. 4. Strong Nvidia results may boost broader stock market confidence. 5. Tech stocks comprise 33% of S&P 500, a significant market driver.