Quote:
Originally Posted by tompe
I would like to have published checksums for ebooks so you can check that it is not changed and check exactly what edition of the book you have.
If I read a review of a book I want to know that I have bought the same book as the the book that was reviewed. I also want so be able to make sure that I have read the same edition as friends since it makes it easier to talk about the book.
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That's non-trivial with DRM encryption on books, even more so with digital watermarks strewn throughout the book. You'd have to get those implementing the decoding to do it for you, and trust that they are doing it right.