I want to shout out to https://usetrmnl.com for showing folks how to actually handle the situation of ensuring that your IoT device will never be bricked. They released and sponsored open-source servers for their e-ink display in multiple languages: https://github.com/usetrmnl . I have never seen a better run, community focused IoT hardware company.
Ummm, you probably should disclose that you're listed as a backend and hardware engineer on the about page. https://usetrmnl.com/about