Claude drifts from 🌀 to 💖: refined AI symbols become less legible to humans (67%→44%)

mimi10v3 · x · 2026-11-05

Research from ART shows that in multi-turn communication, sender models find effective steering symbols but drift from human convention — Claude starts with a spiral 🌀 and ends at a pink heart 💖.

A small human study found refined messages were less legible to people than first attempts: 67% down to 44%. Efficient inter-model symbol systems trade off against human readability.

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