Investors continue to underestimate artificial intelligence (AI), the secular tailwinds behind the chipmaker's supercharged growth.

Nvidia welcomed Microsoft to the exclusive $4 trillion club as America's tech giants plow through growing demand for artificial intelligence.

And both Meta and Microsoft were already on track to spend more than 30% of this year’s revenue on capital expenditures, compared with about 15% to 20% historically. Those outlays were already beginning to look like mere table stakes after Google parent Alphabet used its report last week to bump up its own capex spending plans for this year to $85 billion.