"While the model was initially expected to significantly surpass previous versions of the technology behind ChatGPT, it fell short in key areas, particularly in answering coding questions outside its training data." Right. If you generate some code with ChatGPT, and then try to find similar code on the web, you usually will. Search for unusual phrases in comments and for variable names. Often, something from Stack Ov…
In general, this is not a good description about what is happening inside an LLM. There is extensive literature on interpretability. It is complicated and still being worked out.
The commenter above might characterize the results they get in this way, but I would question the validity of that characterization, not to mention its generality.