So we were surprised and delighted by some aspects of the .ibook
file that iBooks Author spits out. Their extensions to EPUB are
done precisely the right way. They’re not done with dollops of
(You can be sure EPUB’s governing body, the IDPF, is lamenting
Instead they’ve done it with microformats. […] They’ve said: this
stuff is up to reading software developers to implement. Like
Apple. Or Amazon. Or Kobo. Or Booki.sh. What we need to do is give
the ebook authors enough opportunities to customise the
functionality, not recreate it for every single book.
This is exactly the right stance. We’re thrilled to see this,
although it means a whole lot of work for us.
Apple’s approach suggests that they think “write once, run everywhere” is no better a strategy for e-books than it has been for any other sort of software.