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An intro to personas!
A comprehensive 20-page eBook introducing persona development fundamentals for product teams
verified Jul 15, 2026 · HTTP 200
CohortClass of 2019What it is
A comprehensive 20-page eBook introducing persona development fundamentals for product teams. Covers persona creation for product launches, feature development, and demo building. Essential resource for understanding audience research and user-centered design practices.
HTTP liveness
9 probes since Jun 16Jun 16Jul 15
AliveHard-dead (404/5xx/parked)RedirectedUnverified (timeout/DNS/block)
Observed events
probes · press · GitHub- Jun 16, 2026First probe — liveAlive · 200 OK
Moat
None apparent
weak · 0.60 confidence
Text classification · Jun 2026
Discussion 0 comments
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Pulse Indexobserved activity
462/4 signal families
Liveness40%1.00
Press30%no data
GitHub20%no data
Tranco10%0.59
Weighted observed activity · updated Jul 15
Cohort survival · Class of 2019weekly
30 products launched in 2019 · 90% still active
27 active3 sunset
Still active
90%
Median lifespan
4.9y