Have blogs been good for books?

In today’s Observer Review, Robert McCrum writes about the effect of the last decade on the world of books. On balance, he thinks change has served global literature well: “What’s not in doubt is that it’s a huge democratic moment: more people than ever before are being able to share their ideas and feelings with a global audience, and to engage in a vivid contemporary dialogue about the meaning of culture, in books, film, music, theatre and art.”