Of those one in five, 42 % said they read an ebook on a computer, making it the most popular device for reading electronic copies of books. (mashable.com)
The demo we saw allow users to make comments and notes and read other people's comments on their own electronic copy of the book. (goodereader.com)
Disclaimer: I was given a complimentary electronic copy of this book some time ago by the author. (valuestockguide.com)