What the heck is this? Optical noise encryption?

[bill.stewart@pleasantonca.ncr.com +1-510-484-6204]

> All this "encryption with chaos" stuff just adds up to "look at my
> fancy PRNG", which of course is a game that crypto people have been
> playing for a long time. I'm starting to get alarm bells go off every
> time "chaos" is mentioned.

Yeah.  On the other hand, chaotic stuff like Mandelbrot and Julia sets
are good for generating lots of pretty pictures to hide steganography
under, as long as you leave out the coordinates you're generating from.