Not unless they're dogmatic about the language they're developing in, they aren't. I ran into people ALL THE EFFING TIME as a recruiter who refused to train in another language or environment because they were going to make less money if they moved on, even as the market for their current skillset dwindled to nothing.

That's a completely different issue from having injured your back or shoulder or knee so often that you need surgical corrections just so you can remain functional at a resting state.

My neural network was ground down to a nub for a variety of reasons. I could not leave the cozy confines of this react and typescript stack until winter had ended

Do you mean software engineers specifically? It seems like other engineering domains are kinder to oldies

I’m an aging engineer. Have not witnessed this.