Earlier quoted context omitted.
Agreed. Books are also the result of much more time and effort spent thinking about, planning, and evolving the content, structure, presentation. A book-length collection of blog posts just won't have the attention to detail and completeness that most books do. I also believe books improve one's ability to concentrate, which directly benefits a programmer's ability to get into and stay in flow. Whereas blog posts are…
How do you find the support for pdfs?
Edit: 10'' would almost certainly be fine. The zoom doesn't really fix the problems with double column pdfs either.