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It knew 2 + 2 = 4. Why didn’t it answer?

This story is from 2026-09-13. It is preserved in the archive; the latest stories are on the live feed.

I built PCCG-2 using a frozen Qwen3-4B model and a separate learned permission gate. EOS means “end of sequence”: it is the model’s native stop token. When EOS wins at the first generated token, generation ends before any visible answer is emitted, so it controls whether an answer begins rather tha…

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  1. 2026-09-13 01:02 · r/artificial
    It knew 2 + 2 = 4. Why didn’t it answer?

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