Rough Type: Nicholas Carr's Blog: Why publishers should give away ebooks

So why give away the bits? Well, traditional book publishers have three big imperatives today: (1) protect print sales for as long as possible (in order to fund a longer-term transition to a workable new business model); (2) help keep physical bookstores in business (for the reasons set out in this article by Julie Bosman); and (3) do anything possible to curb the power of Amazon.com, the publishers' arch-frenemy.