Originally Posted by JSWolf
That's crap. B&N sells ePub. You Just don't seem to understand ePub. You think iBooks' fix-layout format is ePub. The nook uses ADE. The only thing B&N sells that isn't ePub is fixed-layout.
You're once again wrong on all counts.
The fixed layout is Epub. It passes validation. Everyone besides you has conceded the issue. Just because you've made up your own personal set of rules does not change the fact that the fixed layout ebooks are Epub.