I think the "meat proxy" people are mediocre regardless of whether or not the were brilliant pre-AI. They've reduced themselves to a copy-paste go-between for claude and slack (or github or jira or whatever) and are mediocre now. If only they could turn back the clock...
Some skills are easy re-pick-uppable, like bicycling. Mathematics is probably more challenging. Not sure about programming, especially "borint" business-like programming.
There's a reason games like Factorio or Exapunks are so popular among engineers!
Especially if you get a little burned out and can't bring yourself to contribute to a side project, but still want to do programming-ish things that get your brain moving