Reply to this?? scragar says: January 27, 2009 at 8:01 pm It works with books and other content as well, I read Cory Doctorows books in PDF for free, and I have bought every one of them to be released in the UK so far(only two of them so far), I even bought an extra copy of Content so I could anotate and stick notes on one of them and leave the other clean.