Gate hair is the thin dark line that creeps into a frame when a stray fiber sits in the film gate during exposure, and on scanned 16mm and 35mm stills it usually shows up as a wavering hair along one edge of the picture. Most AI restore and upscale passes wipe that hair out silently, which sounds like a win until you compare the before and after: the same pass that removed the fiber a... https://mejorarcalidad.com/