Fractal Lampshade Design

This shape is created using simple rules, but the result is a complex shape with a high degree of symmetry. The shape serves as an interesting beginning for the design of a lampshade, or candle-holder, although it could require truncation.
Video on Youtube
https://www.youtube.com/watch?v=wxwvMNF_m2k&index=1&list=PLCTMeyjMKRkrhMSOf0SD677liIG6aaZ_3
Order directly (3d printed in a material of your choice) from Shapeways
http://www.shapeways.com/shops/croco
My website:
https://sites.google.com/site/richardsouthwell254/home