III · Retention & Drift
Kepler Field Notes
The takeaway
Subscribers don't churn —
they fade
.
100%
75%
50%
25%
0%
Month 6 · still 50% — but never the same hour twice
M1
M3
M5
M7
M9
M11
Observed open rate
Assumed churn cliff
This is the
Raised by Wolves
design system, applied by
Curio Design
— a design-style library for AI agents. Full Raised by Wolves guide →
designbycurio.com/learn/raised-by-wolves-2020