E-Paper Panel Isn't Broken: How Retained State Makes Drivers Look Buggy
A recent discussion on Hacker News clarified that e‑paper panels are functioning correctly; the perceived problems stem from how drivers handle retained state. The article explains that e‑paper displays maintain previous content until updated, and driver software sometimes misinterprets this, leading to visual glitches that look like hardware faults. Understanding this distinction helps developers debug display issues.