https://www.jamesshore.com/v2/blog/2026/you-need-ai-that-reduces-your-maintenance-costs (via Simon Willison) "Your AI coding agent needs to reduce your maintenance costs. Otherwise, you’re trading a temporary speed boost for permanent indenture." https://www.jamesshore.com/v2/blog/2026/you-need-ai-that-reduces-your-maintenance-costs