It downloads as a portable document file (.pdf). It is in sentence-outline format and is a great help to read before, with and after reading the pope's full text.
Jesuit Father Brendan MacPartlin wrote a briefer overview of the encyclical at the British Jesuits e-zine, Thinking Faith. He
considers the vision delivered in this long awaited document, which picks up on the themes of Populorum Progressio to look at issues of development and social action: ‘Charity in truth drives the authentic development of all persons.’
Wiki-image by Odder of road sign is used according to the Creative Commons Attribution ShareAlike 2.5 license.