E books declining

Book publishers are giving an advance review of the industry’s future, and it looks a lot like the past.
After a decade of technological upheaval and lackluster growth, executives at the top four U.S. consumer book publishers say they are done relying on newfangled formats to boost growth.
It has been nearly 10 years since Amazon.com Inc. introduced its Kindle e-book reader amid the financial crisis, destabilizing publishers and challenging their well-honed business models.  

Now, e-book sales are on the decline, making up a fraction of publishers’ revenue, and traditional book sales are rising.  [ note the link is to google, as the WSJ paywall prevents direct links]