Janky, clumpy compression-related grain issues definitely stand out in motion, because they don’t move like they should. I’m not THAT eagle-eyed, and I definitely noticed when I watched the criterion disc (though full disclosure, I haven’t done a side by side)
how much it bothers you, if at...
One man’s “stand out more” is another man’s “resolve better and look less chunky.” That’s one of the big things I notice in 4Ks of older films. I wouldn’t say they’re “grainier” (assuming the original BD wasn’t an over-smoothed botch job), but rather, “more pleasantly grainy.”
I think in the...