Fractals without a Computer

We often think of fractals as computer-generated but they're all around us, from coastlines to trees. This video shows how a few ingenious people generate some of the most famous "computer fractals" entirely by analog means: a few cameras and a feedback loop. Watch closely and you'll see Julia sets, Sierpinski gaskets, and more! Another way to remember Benoit Mandelbrot's recent passing.

More details here.