One thing the LLM is very useful to address is modifying structured data.
In chatGPT’s case, you can hand it a CSV, then it will write Python to modify it according to your parameters, and you can inspect the Python to decide if it’s appropriate
To preempt the obsessive pearl clutching, yes, you will have to audit the final output closely, and no the process is not perfect
But the WAYS in which it is not perfect are close to how the Isaac Asimov robot stories predicted, it’s uncanny