Considering it is private i would say security?
The answer is Google Cooperation.
Google began the mass digitization of bound volumes of books and as a result, it is getting widespread media attention. Google has had, and is still keeping up with its intention to digitize all the books across major USA libraries. Its intention is not to provide a reading environment, but rather create an online index to books in libraries and bookstores.
GrooveFunnels is a game-changer and it’s disrupting the market quite a bit.