> If you have formulas that actually match reality, what do you need the LLM for?

Because one could be in that state where they are trying to use a tech they know preciously little about to solve a problem they know nothing about.

This reminds me of a request we got from our "AI Department": if you build us a proper shares market simulator, we will build you an awesome agent that can trade shares. They seemed quite confused when I pointed out that if we could build such a simulator, we wouldn't need them anymore.