Well... maybe I'll reconsider. Meanwhile my offer still stands.
I did have a lot of fun, and got a lot of exercise, putting together the route - scroll down at the above link, which also touches on the perhaps less than pleasant subject of hills.
One of the problems is I get a little tired worrying about the weather;
the flexible dates thing (sorry to keep throwing links at you, but it's easier than copying and pasting) was starting to look better in theory than in practice, much as I personally like doing rides on little notice.