My LLM Critic Flip-Flops on Every Run. That's Fine — Because a Frozenset Decides What's Fatal.

This is a companion to the PlannerCritic series. Article 2 was about a specific critic bug. This one is about the design principle I extracted from fixing it — and the measurement that proved it holds. I measured my LLM critic on identical input across five trials. It returned a different verdict every single time. label_flip_rate = 1.0. It also...