We are so, so far beyond that point already. The complexity of the world economy is beyond any one mind to fully comprehend. The microcosm of building black-box LLMs that perform feats we don't understand is yet another instance of us building systems which may forever be beyond human understanding.

How is any human meant to understand a billion lines of code in a single codebase? How is any human meant to understand a world where there are potentially trillions of lines of code operating?