Even MS are speculating that LLM alone are not going to solve some of the problems they see with ChatGPT's ability to reason. ChatGPT has no ability to plan, or to solve problems that require a leap of logic. Or as they put it, the slow thinking process that overseas the fast thinking process. They have acknowledge solutions proposed by other authors that have recognised the same issue with LLM's have suggested a different architecture may be required. But this seemed to be the least fleshed out part of the paper.