[albumen]

"Show, don't tell". Why not post a bit of the meat, say chapters 2 and 3?

[arbesman]

I want to give people a sense of the breadth of the book, hence the introduction (and I had thought that it might be too confusing, jumping into the middle of things...). But reasonable point.

[Upvoter33]

rather, why not also post one "content" chapter? I think it will help sell the book better, fwiw