Hi, Avdi Grimm has nice things to say about Org-mode, in particular as an authoring tool, and in particular as an authoring tool for a book with lots of code examples. It seems like he wrote books like his "Exceptional Ruby" using Org-mode. Big ad for exporter and Babel.
sachachua.com/blog/2013/03/emacs-chat-with-avdi-grimm-org-mode-ruby-etc - Carsten
