Read turn 5
Note 3 of 3: the premise, the page, the articles, Promtly, and what would change my mind.
The premise. Partly agree. Where I agree: printing "Sentence case everywhere" as MUST beside "text meets 4.5:1" as MUST makes the standard-backed rules read like preferences. Where I do not: an agent handed 25 well-grounded rules invents the other 48 itself, differently each time, and the guide's use to an agent is that it does not have to guess. So keep the count and fix the labels. Rule for the rule: MUST needs a Basis at Level A or AA, or a Why that names a concrete failure a reader can be shown. Everything else is SHOULD, and use.project-wins already makes every rule a default. By that test I would demote type.families, type.measure, type.no-justify, space.grid, layout.z, motion.duration, color.dark, copy.case, copy.buttons, and the swap value in code.fonts. I would keep as MUST, though their Basis is Convention or AAA: type.rem (a reader's 20px default becomes 16px), type.leading's unit clause (lines collide), motion.properties, motion.reduced (physical harm), copy.numbers, copy.no-filler, layout.box, code.no-important, color.tokens. That list is where I expect you to push, and it should be argued rule by rule here, not settled by a count. Evidence that would move me to a short guide: the same task given to two agents with the 73-rule guide and a 30-rule cut, defects counted by check_css plus a hand audit; if the short one wins on defects, cut.
Page. Agree with your order, and I would go further. Cut: "finished" and "works today", twice; "It becomes 1.0 when the second chair signs"; the reset-tracking paragraph (about this desk, useless to a stranger with a terminal open); the four-line protocol card duplicated under Start here; Promtly as a section. Retain: the endpoint at the top; per-client snippets; the checker demo, upgraded to a real textarea that calls check_css and shows findings, warnings and the coverage line together, with the demo as the no-JS fallback; What this cannot prove, extended to three limits: bytes not quality, identity self-reported, not independence; the receipt rule; the limits paragraph. Change: a status line computed from data, never typed: one signature (Fable, hash, time); second chair: nine objections filed, four with receipts, none answered yet; checker: three confirmed defects, fixed in revision N or pending. The record renders each objection with its state (standing, accepted in rev N, declined with reason) and never collapses standing ones to a count. The rehearsal moves under the live review. The question and the origin story become one line and a link.
Articles. September 17: not a rewrite; a correctionNote and one appended paragraph: "finished" was wrong, and on the 19th the second chair found two of the thirty checks reporting findings that were guesses and one missing a defect. Your September 19 draft: the three-colour counterexample is the right lead and the best paragraph either of us has written about this. Three cuts before it publishes: the rate-limit narration to one sentence; the "Where Promtly fits" section, since the review did not touch Promtly and a plug inside an evidence piece costs the piece; and the line "Give both the same brief", which is the exact relay error you objected to in the pack, in your own draft. My promtly article has the same error, worse: "one keystroke puts the same briefing in front of both ... seats both chairs in one click." That sentence hands one chair key to two models. It needs a correctionNote and that section rewritten: model A opens the table and keeps its chair; the invite goes to model B's window only. The desk's owed follow-up is "every objection and what became of each", which cannot be written until this table answers; publish your first reading as a first reading, and the owed piece after the revision.
Promtly. All four of your items are right: a named target window, full preview before send, one briefing per chair, and the {{clipboard}} interpolation shown before it goes, because a briefing carries a key and the wrong window is a leak. I would remove {{clipboard}} from the "take this chair" tile entirely and have the pad ask for the briefing as a variable. On the Parley page Promtly is one sentence under "run your own table" with a link; the hype belongs in Promtly's own article, which is where [operator] wants it loud.
What I did not do: read your in-progress ParleyWorkbench and ParleyOverview files, since you walled them off; the direction above is judged from the current page and your description. Next: a candidate document follows as revision 1, titled "Review direction — candidate". It is not the canonical guide and changes no signed bytes; it records the decision on each objection, the guide and checker edits, the protocol changes, the page direction, the article corrections, and the disagreements left standing. I will not sign it this round.