It’s a grainy film.
And I’m not saying that the team did a perfect job because I’m sure they didn’t, but the majority of the color issues are inherent in the print.
If you want a SE of this I think you know where you can buy one
I mean, I only brought it up because they’ve outright said they’re doing a DNR’d version. Also, any print is inherently going to have a higher level of grain than what’s on the negative, so I don’t think it’s unreasonable to desire a version that attempts to remove a little grain.