I just thought it curious that no ISO data was written into the JPGs EXIF data if values above 6400 were used. Is that field numeric only? My viewfinder was showing me, "H 0.3," "H 0.7." "H 1.0," "H 1.3," "H 1.7," and "H 2.0" when the ISO was above 6400 and it would have been nice if my D610...