Originally Posted by AlexBell
Thanks, dgatwood. I'm not an Apple user, so I looked at the two guides. Is the file only used in fixed layout ePubs?
No, but with the exception of the specified-fonts option, all the other options are specific to fixed-layout EPUB books, IIRC.
In other words, the snippet I posted is pretty much everything that reflowable book authors need to know or care about, AFAIK.