Step 2: Cut sheet metal to shape

Picture of cut sheet metal to shape
shaping was conducted entirely with handtools, a shear and a nibbler. at least 10 hours and many blisters later the 768 sided outline began to look like a reasonable approximation to an approximation of a fractal.

the thing they don't tell you about fractals is just how sharp and dangerous they are. i mean, you think you have a pretty good grasp of the mathematical analysis but until a piece of metal with a very high perimiter to surface area ratio tears into your flesh, you're really missing intuitive appreciation for objects that lack continuous derivatives almost everywhere.
Best paragraph I've read in a while. Found my way through: http://felixsalmon.tumblr.com/post/13577123646/the-thing-they-dont-tell-you-about-fractals-is