OK, so I modeled that jitter.

![QBO](http://imagizer.imageshack.us/a/img540/6099/gkXx4K.gif)

This was partly done through Eureqa, which has cross-validation built-in. This is a screenshot.

![Eureqa](http://imageshack.com/a/img911/6116/uSMk8W.gif)

Have we gone a complete circle now?