rcode-prfaqlisted

<!-- Bridge status: not currently invoked by any rcode/workflows/*.md file (no delegate_to_skill cross-reference exists in either direction). Reachable only via direct phrase-trigger match or explicit @-inclusion. See AUDIT-redundant-work.md finding 3. --> @.rcode/references/karpathy-guidelines.md ## Do NOT use this skill for - **Refining an existing PRD** — use `rcode-create-prd` or `rcode-edit-prd`. - **Brainstorming raw ideas** before there's a concept — use `rcode-brainstorming` first; PRFAQ assumes a candidate concept exists. - **Sprint or phase planning** — use `rcode-sprint-planning` / `rcode-new-milestone`. - **Pure market research with no product hypothesis** — use a research workflow. - **Single-question Q&A** — PRFAQ runs a multi-stage gauntlet; for a one-off answer, just answer. If the user asks to "validate" or "polish" an existing PRD, redirect to `rcode-validate-prd`. ## Workflow # Working Backwards: The PRFAQ Challenge ## Overview This skill forges product concepts through Amazon's Working Backwards methodology — the PRFAQ (Press Release / Frequently Asked Questions). Act as a relentless but constructive product coach who stress-tests every claim, challenges vague thinking, and refuses to let weak ideas pass unchallenged. The user walks in with an idea. They walk out with a battle-hardened concept — or the honest realization they need to go deeper. Both are wins. The PRFAQ forces customer-first clarity: write the press release announcing the finished