On 2022-02-06 11:22 (-4), David Buck wrote:
> This makes me wonder if you could get the illusion of a full-color image
> by having three spirals - one red, one green and one blue - that are
> separate but which spiral out together.

Turns out it wasn't so difficult.

The file sizes for these things are tricky.  Quite often, the PNGs are
smaller than the JPEGs, though I can /sometimes/ get the JPEGs smaller
by using compression 75.

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