E-Book connectivity should be free within existing plans unless some high usage metric is exceeded.
It should support Wi-Fi gracefully. Most people use these things in their own homes, in coffee joints and in other places where Wi-Fi is available. And it appears that Amazon.com is working on a Wi-Fi Kindle.
Download ebooks on http://www.frenchtheory.com/ - See that post with different algorithms in metabole - See the journal French Metablog with today different posts -PHONEREADER Library - - Jean-Philippe Pastor