[kazinator]

You also have to argue for finite color resolution, or else a color noise floor that masks the difference between similar colors.

If we have 300 dpi, we can still code unlimited amounts of information if the color space is continuous, and noise-free.

(The article mentions the human eye limitations, but we could use technological instrumentation to extract info from a print; the human eye doesn't limit what we can code on a BluRay disc, e.g.)