They could, and that's been a way for attackers to "jailbreak" devices and load custom firmware in the past. Though for the sake of reducing eWaste and enablin

They could, and that's been a way for attackers to "jailbreak" devices and load custom firmware in the past. Though for the sake of reducing eWaste and enabling device repurposing and reuse, I do think this is the best path for firmware-updatable devices.