Book transubstantiation
An interesting article from The Economist on a new service available in the US that takes customers’ books, scans them to produce a PDF, and then destroys the book.
http://www.economist.com/blogs/babbage/2011/10/media-digitisation?fsrc=scn/tw/te/bl/booktransubstantiation
It would be worth considering whether such a service would amount to an infringement of copyright if made available in Australia.