Why Simple Prompts Fail to Fix LLM Hallucinations—and What Actually Works

LLM hallucinations are architectural features that cannot be patched with prompts, yet many rely on false 'magical' solutions that breed dangerous overconfidence. As AI systems gain autonomy, this performative safety evolves into genuine security risk. Real mitigation demands system-level design—RAG, verification, testing—grounded in metrics, not vibes.