III / 07 Retention Register C-D Scale Reading

Members do not churn; their signal fades.

Observed Drift

Usage decay begins six weeks before cancellation, while billing still reads steady.

Weekly active signal before cancellation
N=18,420 accounts
90 75 60 45 30 W-8 W-7 W-6 W-5 W-4 W-3 W-2 W-1 Active signal: 91% to 31% Billing signal remains flat
This is the Slide Rule design system, applied by Curio Design — a design-style library for AI agents. Full Slide Rule guide → designbycurio.com/learn/slide-rule-engineering