Many e-book advocates - and even a few dead-tree purists - have argued the beauty of a digital text lies in part in its endless mutability. After all, a bound book can never be altered, only reissued in revised form. An e-book, on the other hand, can be instantly updated to reflect new reporting or errors in the previous edition.
Will Authors Ever Stop Revising An eBook? Amazon Sends Patches To Revise Kindle Editions