From free books to "borrowed" books:
"The book is dead. Long live the e-book!
The e-book market has exploded, thanks to the Amazon Kindle, the Barnes & Noble Nook, the Apple iPad and others digital readers. Once you've dropped a bundle on that new tablet, you don't need to spend to get more dough to get content for it: There are many ways to get free digital e-books. Here's what you need to know. "