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12 minFeb 15, 2026

Fine-Tuning LLMs on My Personal Data: A Disaster Story

AIexperiments

I fed 10 years of my commit messages to an LLM. The results were horrifying and educational.

It turns out that a model trained on a decade of "fix typo", "wip", and "please work" produces output that is aggressively mediocre in ways that feel deeply personal.