Opinion: DeepSeek could represent Nvidia CEO Jensen Huang’s worst nightmare - MarketWatch

1. DeepSeek's AI rivals open-source software using older Nvidia chips. 2. Their AI model operates at 95% lower costs than current Nvidia AI models. 3. DeepSeek's success could influence future investments in AI technology. 4. Nvidia's stock fell nearly 17% amid concerns over DeepSeek's advancements. 5. Market analysts predict reevaluation of AI companies' valuations.