In the article they say that paperback sales are still growing. It almost looks like ebooks are increasing the overall demand for books and are cannibalizing p

In the article they say that paperback sales are still growing. It almost looks like ebooks are increasing the overall demand for books and are cannibalizing print books less than expected -- though without the actual sales data we can't be sure. Of course, the brick-and-mortar book stores have been closing a lot of stores recently, which is another explanation for continuing increased paperback demand.