wp.jochen.hayek.name/blog-en

using “calibre” for “e-book management”

http://calibre-ebook.com

I myself like PDF a lot. Their pages still look like in printed books, i.e. the text is not flowing completely dynamically. The human memory supports graphical associations, i.e. you (sometimes) easily remember on what page and in what area you once read a term or a phrase.
Update 2014-11-24:
Exit mobile version