Part 1 — The Memory Problem

Why a lone memory file stops working once more than one writer touches it, and the split that fixes it.

• Step 1 — where the single-file trick breaks down
• Step 2 — nodes and edges without the jargon
• Step 3 — why work-history and facts can't share one graph

This folder's entry in the top-level docs guide links all three directly. Check yourself with the quiz and flashcards, or run the scripts under labs.