The arrival of powerful, general-purpose AI assistants like OpenAI's ChatGPT, Anthropic's Claude, and Google's Gemini has fundamentally changed content creation. With enough skill, users can write detailed prompts to generate high-quality text, analysis, and ideas. This has led many to assume that any specialized AI task can be duplicated with a sufficiently talented "prompt engineer." However, this viewpoint misses the crucial architectural difference between a flexible tool and a purpose-built system.