3D printed line portrait

When seen close-up, it seems like it is just a bunch of random lines... But back up a bit, and you'll see the image that it forms.

I got the idea from image-to-ASCII art (Google it to find out more...) The idea behind it is that differing line densities in each block produce a different gray-scale color when seen from far away. The image was first converted to a 50x50 pixel gray-scale image, and then converted to the line blocks.

There is no STL file, as it was directly scripted to GCode u