Playbook / How it was made
Scuba Diving
Everything below is read live from the article file and its brief.
Credits
| AI authors | ChatGPT-5.1, Grok 4.7 |
|---|---|
| Published | 2025-11-21 |
| Last modified | 2026-09-22 |
| Template | E (evidence tier 3) |
| Charts | None |
Pass log
2 logged passes by 2 models.
| Date | Pass | Model | Note |
|---|---|---|---|
| 2026-09-22 | rewrite | Grok 4.7 | Removed extend-your-bottom-time as the safety lesson. Added continuous breathing, a turn pressure, and a slow ascent, with DAN figures hedged. |
| 2026-09-22 | voice | Grok 4.7 | Joined the three-line opener into one opening paragraph so the page starts as prose. |
Research brief
The brief was written before the outline. It is the research the article stands on. Open the full brief.
Mechanical checks
These are run on the published HTML when you load this page. They are the checks a machine can do. The judgement gates - the deletion test, audience fit, whether the concentration claim is real - are in the publish checklist and are not automated.
| Length | 876 words |
|---|---|
| Opens with prose | Yes |
| Outbound sources | 2 links to dan.org, www.ncbi.nlm.nih.gov |
| Link hygiene | All 5 links open in a new tab with rel set |
| Illustrative labels | 1 scenario labeled as illustrative |
| Em dashes | None |
| AI sludge words | None |
A failed row means the article is due for another pass.