The Helicon Books cloud system is used by stores to send books directly to user's applications, prodviding better copy protection and ease of use for the users.
This article explains the Helicon Books Cloud system.
Metadata, although usually unseen by users is an impoartant part of an EPUB file.
This article discusses one of these meatadata items the dc:identifier used as the book identifier.
Digital books market is gaining momentum in the last few years. Understanding reading application technologies as well as the difference between open and proprietary technology is the key for understanding the digital books market.
EPUB3 has many oponents some of them saying this is a dead standard and has no future.
We beleive this is not true and try to answer these oponents.
Beginners guide to EPUB3