Shares of tech giants Meta and Microsoft were soaring Thursday, with the two companies adding a combined $400 billion to their market values

Earnings season for a handful of megacap tech firms has morphed into capex season with the AI arms race showing no signs of slowing.

Microsoft forecast on Wednesday a record $30 billion in capital spending for the current fiscal first quarter, after booming sales in its Azure cloud computing business showcased the growing returns on its massive bets on artificial intelligence.

Microsoft Corp. said it will spend more than $30 billion in the current quarter to build out the data centers powering its artificial intelligence services.

As you can see, most of the jobs here are so-called “knowledge economy” jobs—careers that involve learning about, analyzing, and communicating specialized information. On the other hand, the jobs that don’t have much AI applicability are decidedly more blue-collar. They are as follows:

A new Microsoft study ranks the 40 jobs most at risk of being replaced by AI and the 40 roles that are safest for now. Find out if your career is on the list.

While people in the communications field have good reason to be worried, Microsoft has unveiled a study showing which careers are most and least likely to be affected by generative AI. What it avoided saying directly,