I just don't remember anyone saying that SO would replace programmers, because you could just copy-paste code from a website and run it. Yet here we are: GPTs will replace programmers, because you can just copy-paste code from a website and run it.
I think another way of thinking about this is with low-code/no code tools. Another comment in this post said they never really took off and they didn't in the way some people expected. But a lot of large companies use them quite a bit for automating internal processes such as document/data aggregation and manipulation. JP Morgan has multiple job listings right now for RPA developers. Before this would needed to be done by actual developers.
I suspect (and hope) AI will follow a similar trajectory. I hope the future is exciting and we build new, more complex systems we can build that wasn't possible before due to lack of