I assume Digital Noise Reduction, rather than Do Not Resuscitate. It looks like more than DNR to me though, there's an added crispness that DNR alone wouldn't d

I assume Digital Noise Reduction, rather than Do Not Resuscitate. It looks like more than DNR to me though, there's an added crispness that DNR alone wouldn't do. Some kind of AI upscaling does seem likely, though I've never heard of it being used on film before.