cool, interesting stuff. And very relevant to what I have been trying to make up in my own mind too.
Think most instersting is the fun factor. I have never had a big thrill from going fast in a straight line. It is always a means to the next bend.
Then as Skids has told me before, ride a big bike then jump on the DD and everything feels so slow, you can go fatser. Seemed to work for Dallas (in the examples he gave)