Working with Claude 4 and o3 recently shows me just how fundamentally LLMs haven't really solved the core problems such as hallucinations and weird refactors/pa

Working with Claude 4 and o3 recently shows me just how fundamentally LLMs haven't really solved the core problems such as hallucinations and weird refactors/patterns to force success (i.e. if account not found, fallback to account id 1).