A comprehensive framework for deciding between local LLMs and cloud APIs. Covers cost, privacy, latency, control, and the hybrid approach. The Cathedral and the Bazaar, Revisited In 1997, Eric Raymond published an essay that framed a fundamental tension in software: the cathedral (centralized, carefully crafted, top-down) versus the bazaar (distributed, chaotic, bottom-up). Three decades later, that tension defines one of the most consequential decisions in modern software ar...