I’ve been messing with AI image cleanup lately because a lot of newer generated images have this specific problem where they look good at first glance, but completely fall apart when you zoom in. This is a major problem for people creating images professionally, such as those who are making e-commerce images, spec sheets, and more. It’s not normal film grain exactly. It’s more like random grime, tiny bright speckles, checkerboard/tiling texture, crunchy fake detail, dirty-looking skin/clothing...