Here's a interesting site that deals with fractals something similar to what he is talking about but not quite the same thing. They do use a random generating sequencer to do what they do though. It is free, enjoy.
For windows:
http://www.arosmagic.com/Fractals/afx100.exe
For Mac:
http://www.arosmagic.com/Fractals/afx100.hqx
For windows:
http://www.arosmagic.com/Fractals/afx100.exe
For Mac:
http://www.arosmagic.com/Fractals/afx100.hqx
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