Because Nvidia is still growing its revenue rapidly, using trailing earning metrics can give a false impression of where the company is headed. However, they're also useful in this case because its future had a wrench thrown into it thanks to DeepSeek's breakthrough.

A warning of a U.S. stock market bubble, advises diversification into value stocks, commodities, and international equities to mitigate risk.

Nvidia was gaining in Tuesday trading. The chip maker looks set to gain from the wider market relief around last-minute deals that averted the U.S. putting tariffs on goods imported from Mexico and Canada.