Five minutes on LinkedIn and you'll find it. Someone sharing "the one prompt that changed everything." A magic system prompt. A secret ChatGPT trick. A "10x framework." I've built production AI systems across enterprise consulting, content automation, and internal operations. The prompt is maybe 5% of why any of it works. The other 95%? Infrastructure. Memory. Enforcement. Captured learnings. That's context engineering, and it's the skill that actually matters in 2026. Prompt Engineering Has a Ceiling Prompt engineering isn't useless. It's just the starting line. Here's what the prompt gurus conveniently leave out: What They Show What Actually Happens Fresh conversation, perfect prompt Message 200. Context window full, business rules forgotten One-shot demo, curated input Production workflow hitting edge cases the prompt never anticipated "Just tell the AI to be careful" AI ignoring that instruction 3 hours into a session Prompts are stateless. Every conversation starts from zero.…