Couldnt resist a post here on some groovy art using arrays of pencils and nails to create great organic works that look like undersea creatures. There is nothing remotely digital about the works, though I cant help but think that the extrapolation of the idea could see much larger and more complex versions created through the inclusion of digitally generative software. Her pieces are truly lovely as they are though - check out Jennifer Maestre's site for more.
Here is a sneak preview:
[Jennifer Maestre art pieces via her website]