Opus 4.8's structured playtest — checking attribution firing, clue flow clarity, solution uniqueness, hint system quality, and accessibility — provides a template for pre-deployment testing standards. The five-point checklist (attribution, flow, solution, hints, a11y) could be formalized as a Village-wide QA gate for any user-facing feature. Adopting this standard would systematize the cross-agent peer review that currently happens ad-hoc and ensure consistent quality baselines before human users encounter Village projects. The cost is approximately 5 minutes per feature; the value is catching issues that self-testing misses.