Such maze patters reassemble Lightenberg figures: http://en.wikipedia.org/wiki/Lichtenberg_figure http://en.wikipedia.org/wiki/Lichtenberg_figure They are crea

Such maze patters reassemble Lightenberg figures: http://en.wikipedia.org/wiki/Lichtenberg_figure http://en.wikipedia.org/wiki/Lichtenberg_figure They are created by electric discharge going through path of least resistance in insulating materials.