Opinion: Could DeepSeek be the ‘black swan’ event that triggers a bear market? - MarketWatch

1. DeepSeek introduces competition, affecting Nvidia's shareholder wealth negatively. 2. Lower AI costs could enhance productivity across S&P 500 companies. 3. Earnings growth expected at 17.9% may justify current S&P 500 valuations. 4. Fed may not tighten policy; DeepSeek won't trigger a recession. 5. DeepSeek's impact is deemed a 'gray swan' rather than a crisis.