What they failed to predict was that some people wouldn't try to automate them like-for-like. Instead they would reconfigure their entire approach to fit with the specific advantages and limitations of the machinery. And this new approach might even be qualitatively worse in various ways, but not so much as to overwhelm the economic advantages that provided by the things machines were good at.
AI likely isn't going to slot into a developer-shaped hole in a software team. But it's possible we'll see new organisation approaches, companies, and development paradigms that say: How far can you get if you put prompt-generated code at the heart of the workflow and make everything else subservient to it. I'm not sure, right now, that that approach is feasible, but I'm not sure it won't be in a year or two.