I downloaded the file. It was a .img file, roughly 700MB. This was the custom ROM.
Technical Analysis: Custom ROM Development and Implementation for the Rockchip RK3229 Go to product viewer dialog for this item. rockchip rk3229 custom rom
Debloating, changing boot animation, adding root. I downloaded the file
Here is the scary part of any RK3229 story. Sometimes, the screen stays black. The remote stops working. Panic sets in. Did I brick it? changing boot animation