According to Andrej Karpathy on Twitter, Tolkien’s legendarium sets an unparalleled standard for world-building and comprehensive mythology in fiction, which he notes serves as a benchmark for evaluating generative AI models’ capabilities in narrative creation and synthetic storytelling (source: Andrej Karpathy, Twitter). This observation underscores the growing business opportunity for AI platforms focused on generating complex, lore-rich universes—driving demand for AI tools in gaming, publishing, and entertainment industries, where narrative depth differentiates products and enhances user engagement.