Nvidia’s stock is off 9% from an all-time high hit earlier this week, with investors focused more on the here and now than on new eye-popping projections of market opportunity.

The stock market suffered damaging losses with the S&P 500 and Nasdaq below their 50-day lines as Treasury yields leaped.

AI-boosted gaming chips, solar-powered cars and PS5 games you could smell were among the highlights at this year’s event ...