"Less cognitively capable than previous generations" sounds like kids are getting dumber, but...
Gen Z is the first generation in modern history to score lower on standardized tests than the previous one.
... just does not mean that. Many factors influence test scores, like say, more people growing up in poverty.
This article reads like fortune magazine enjoying their own farts.

I worked in a phone room of a large drug company. By early 2021 we had AI agents making phone calls to insurance companies to confirm basic insurance coverage details. They only handled the "no surprises" kind of plans - so a limited set of expected answers. They would encounter something unexpected and pass off to a human maybe 10-15% of the time.
But within their limits, they did what a human did. It was recognizably AI to most listeners, but vocal tone, probing for clarity, getting all the info - the output was like listening to the output an experienced human agent.