Limit States

Chapter 1: The Elastic Limit

In the summer of 2023, a man in Colorado discovered his wife was having an affair. This is not, in itself, a remarkable event. What was remarkable was the manner of the discovery. He had become suspicious, and so he had done what millions of people now do when they suspect something: he had asked an AI. Not for advice, not for comfort, but for an analysis. He fed the chatbot the metadata—timestamps, locations, text fragments from his wife’s devices—and asked it to find a pattern. The AI, a consumer-grade large language model, obliged. It produced a summary of behavioral anomalies, a probabilistic assessment of infidelity, and a suggested script for confrontation. The man used it. The marriage ended.

Let us pause on the strangeness of this scene, not because it is scandalous, but because it is ordinary. A decade ago, this man would have hired a private investigator, or trusted his gut, or done nothing. The decision to involve a machine—to outsource the assessment of a human relationship’s most intimate fragility to a statistical pattern-matcher—would have seemed like a category error. It would have seemed like asking a refrigerator for a diagnosis. Yet the man did not ask the AI to decide for him. He asked it to see for him. He supplied the raw material of his life, and the machine returned a structure. The boundary between his intuition and the model’s inference had become, in that moment, negotiable. He had not surrendered