If LG ever removes or restricts Developer Mode, I am selling my TV the same day.
2. https://github.com/webosbrew/youtube-webos
3. https://github.com/MoazSalem/litefin
4. I promised myself to install LEDs one day https://houndhillhomestead.com/diy-ambilight/
Although like OP, if I ever lose the ability to run root, then that's the day I look for a new TV (lord have mercy).
> OpenLGTV is a collective, non-commercial project for legal reverse engineering and research of LG (Smart and non Smart) TVs firmware, which is partially Open Source.
> The main goal of the project is to improve the functionality of the TVs by adding new features, fixing bugs and providing new software.
[1] https://openlgtv.github.io