LUMEN Annual Letter · MMXXXVI Chapter III — On Quiet Readers
XIV / XXIV Slide 14
Finding No. 03 Editorial Cohort 2030 — 2036

Subscribers do not churn.
They fade — quietly, across nine months.

Median Silence Before Cancellation
274
+38 days YoY Days between final open and the formal cancel.
Cohort n = 41,820 Window Q1 ’30 — Q4 ’35
Open-rate decay
Months after lapse begins
Fading cohort Retained cohort
Smoothed · 30-day rolling n = 41,820
This is the Things to Come (1936) design system, applied by Curio Design — a design-style library for AI agents. Full Things to Come (1936) guide → designbycurio.com/learn/things-to-come-1936