Walking was given as an example of "hard to program a robot to do it" by GP. Well, now we have robots that can walk. What evidence is there that LLMs have hit

Walking was given as an example of "hard to program a robot to do it" by GP. Well, now we have robots that can walk. What evidence is there that LLMs have hit a ceiling at being able to do things like talk to users or stakeholders to elicit requirements? Using LLMs to help with design and architecture decisions is already a pretty common example that people give.