Resolution is a tool just like the camera itself. It will be different for every job. Use it when you need to use that tool. Don't let someone on the internet tell you what to do, just because they have a beef with the industry or status quo.
Nice hard stop trick, I'm interested in his DIY camera cart, looks like a modded rubbermaid, nice!
I respect these guys for making the film, as any film is hard hard work, but the image here looks muddy at the higher iso rating, maybe another workflow would have provided better results? Not sure, on another note, up and coming 1st AC's better up their focus pulling skills!