Jargon is power.

/ˈjär-gə-ner-ē/ · noun · a glossary of craft language for steering AI agents away from mindless slop and towards what you actually mean to make.

Doing the thing might be cheap. Knowing what you’re doing is not.
Term of the dayPareto PrincipleIn many systems roughly 80% of the effects come from 20% of the causes. It is an observed shape of skewed distributions rather than a law — the split is rarely exactly 80/20 — and its value is forcing you to find which fifth actually matters before optimising anything.
Context Engineering★ MUST-KNOW
№ 004

Deliberately curating what goes into the context window — and what stays out. Choosing the right retrieved chunks, summarizing old history, ordering for salience. As models gain tools and memory, this matters more than clever wording.

e.g.Summarize the last 40 messages into 5 bullets so the window keeps room for the actual task.

Paige says: Deciding what the model doesn't get to see. Much less fun than deciding what it does, and worth roughly ten times as much.

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