Nematodes challenge AI welfare heuristics: pain-indicator behavior can't stand in for consciousness

dioscuri · x · 2026-10-03

In a thread on AI consciousness and welfare, the author cites Liz Irvine's paper using nematodes to argue we can't rely on pain-indicator behaviors for welfare judgments without grappling with consciousness itself — nematodes plausibly lack consciousness yet satisfy many such indicators. The author adds: nematodes are unlikely to be conscious, but if they were, they'd likely have valenced states (unlike Vulcans). This directly challenges behavior-based heuristics for assessing AI welfare.

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