. Actually, this model took both a full year and just two days to make. We built the first prototype at my place about a year ago, just to see if it could be done. It could. In the mean time, I had been thinking about how to add steering to it, but the result was so bulky that it just wouldn't roll anymore. So, when I stayed over at his place a week ago, we finished and filmed the build. In case you want to take a look at the internals, there's an LXF file here: http://vayamenda.com/lxf/bugroll.lxf