Just redrawing images drawn by an existing game engine works, and generates amazing results, although like you point out, temporal consistency is not great. It

Just redrawing images drawn by an existing game engine works, and generates amazing results, although like you point out, temporal consistency is not great. It might interpret the low-res green pixels on a far-away mountain as fruit trees in one frame, and as pines in the next. Here's a demo from 2021 doing something like that: https://www.youtube.com/watch?v=3rYosbwXm1w https://www.youtube.com/watch?v=3rYosbwXm1w