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Understand the machine first, then train, fine-tune, and deploy honestly. One lesson each week, in plain English.

A timeline of stepping stones from an old telegraph to a glowing chat bubble, with the words: Seventy years, one idea — predict what comes next. Week 2 · History that clarifies todayThis week Postcards from AI history: seventy years, one idea Language models did not appear overnight in 2022. Six postcards from AI history, and the builder habit each one should give you. about 9 minutes Glowing circuit tree on a midnight background with the words: A language model is a guessing machine you can steer. Week 1 · Mental model of an LLM The guessing machine: what a language model really does, and how to close the gap A language model guesses the next token, and you can steer that guess. Four ways to close the gap between the model you have and the one you need. about 6 minutes

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