HarperCollins sells e-books to libraries at prices comparable to those it charges consumers, but each e-book can only be lent out 26 times until the library has to buy another copy.

FORBES: What Is Going On With Library E-Book Lending?

In fact, this process is comparable to the use of fertilizers in agriculture, i.e. adding nutrients that are found to be lacking in the local environment to stimulate plant growth, in this case phytoplanckton that form the base of the marine food-chain.

UNESCO: MEDIA SERVICES

Bookeen's Cybook Opus is now definitely the best eBook Reader of its kind: thanks to the very latest E-Ink electronic ink technology, its screen offers the most comfortable reading experience, comparable to paper.

ENGADGET: Bookeen's upgraded, colorful Cybook Opus to debut on May 7