Sites like 8kun or specialized 3D art boards where users discuss plot theories and technical rendering tips.
This is not incompetence. While some creators are genuinely beginners, the "masters" of the Zenilton comic style intentionally leave these errors in place. Why? Because perfection would ruin the illusion. A perfect 3D render of Aunt Linda would just be a video game cutscene. A broken one is art. 3d comic aunt linda zenilton