Sorry CB, don't have Jim's demo handy.
In the video above there is a conclusion of the 'ferris wheel' and 'merry-go-round' with a dry swing that has a look of starting as a 'ferris wheel' and finishing as a 'merry-go-round'.
Yes this is my thoughts as well. It is a combination of the two. I guess you could be two much one way or the other.