May 15, 2026

Everyone says engagement matters more than email list size. I believed that once—and it cost me thousands of dollars. Fiction readers don’t behave like SaaS customers or productivity buyers. They hibernate, sometimes for years, then suddenly wake up and binge-buy an entire series. Here’s why aggressively scrubbing “inactive” subscribers may be one of the worst mistakes fiction authors can make, and how this realization became a core part of my Solar Sail Theory of indie publishing.