📖What it is

Passes along surprises and changes a worker noticed while finishing.

When a worker wraps up, this is how it reports anything unexpected or any change in what the job turned out to be. Those notes go to the helpers who review and reflect on the work. Every working helper uses it.

🔌Who calls it (3)

Worked out from who actually calls it, not from a note somebody wrote.

🧮Other monitoring accountability machinery