Part 2 — The DAG of Work
Turning a loop's attempts into a directed, append-only trail instead of a single overwritten status.
- Step 4 — the ratchet: recording progress without erasing what came before
- Step 5 — why a failed branch still needs to stay queryable later
The top-level index links both pages directly. Try the quiz, review the flashcards, or run what's in labs.