This mode of accumulation and distribution is mostly to suit my own workings-out of material ("How can I know what I think until I see what I say?"), and seems generally to be tl;dr for others. There are preparatory notes-to-self in other forms, mostly yellow-pad pages, and if I could find them I might add them as scans, just to have everything in one place. Then again, I might not.
"It was much pleasanter at home," thought poor Alice, "when one wasn't always growing larger and smaller, and being ordered about by mice and rabbits. I almost wish I hadn't gone down that rabbit-hole--and yet--and yet--it's rather curious, you know, this sort of life! I do wonder what can have happened to me!"
(from Chapter IV of Alice in Wonderland)