Quote:
Originally Posted by ottdmk
It's a given that many EPUB3 files will work ok on an EPUB2 rendering engine. The question becomes: how do you make sure?
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You don't. You make it clear which format the book is in (EPUB2 or EPUB3) and what the DRM status is (Adobe DRM or DRM-free), then you let the customer decide if it's appropriate for them.
Quote:
Originally Posted by DiapDealer
... [Kobo is] simply looking to totally control the fulfillment mechanisms (delivery and DRM application) of EPUB3--from the get-go--so that they can shed themselves of their dependency upon Adobe. Once EPUB3 submissions become the norm, they kick Adobe to the curb and direct downloads/sideloads become a thing of the past at Kobo.
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Oh wow. That hadn't occurred to me. I couldn't figure out why Kobo was doing what they were doing, but this scenario makes total sense. Thanks for the insight!