Book Readers for your PC

So you have a portable PC, how about a book reader for it? Not as cool as an actual book reader this one can read all the books in the Gutenberg library (any book now in the public domain).

• This one is free (windows 7 only) :
  Demo: BOOKS.SHOW – Touch Enabled WPF Windows 7 Ebook Reader
  Download Easy Book Show
• A future free reader by Microsoft Blio eReader