How to build better ebooks- Form, Content, Technology
hackeducation.com
hackeducation.com
Lulu accepts .doc files, so most people would probably go for that.
iPad, Nook, etc... working on it.
Truth be told though, readers of HN are not our market. Anyone here can figure out the HTML/XML/CSS requirements without too much trouble. Granted, LW is probably still faster, but for some people, the learning curve is just too steep and they'd prefer to get some help.