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Three Loops Toward Self-Improvement

TL;DR for operators Model teams encounter three distinct constraints after a base model exists. New proprietary knowledge may remain accessible through retrieval without becoming reliably encoded in the weights. High-quality unique training text eventually becomes scarce even when additional training compute is available. Improvements to the training recipe still depend heavily on humans proposing, implementing, and testing experiments. ...

September 4, 2026 · 7 min · Zelina