WARNING - This is a experimental boolean based modeling package and watching could make some folks eyeballs literally burst into flames!
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https://www.youtube.com/watch?feature...&v=1CdhZuD9XYc
The meshes are pretty dense but it's a fun toy to play with and make interesting shapes.
https://www.youtube.com/watch?NR=1&v=WcNcHSaf1sM
Some of the artsy folks with more creativity then I might find interesting ways to perhaps integrate it with zbrush or mudbox since they readily work with zillions of polygons.