There was a big discussion about the relative price of eBooks on HN recently at <a href="https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=11207209" rel="nofollow">https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=11207209</a> . Points include (i) big publishing houses trying to prevent discounting of eBooks, and (ii) physical production not being the main cost of books.