I buy paper books. I know many who do. But I think paper based books industry will not include retail sales. I think the future of paper based books is in libraries, or with specific communities  with publications that cater to them. Yes, I know examples exists of fiction/magazines/newspapers/perodicals that statistically show financial growth or at least stability. But overall I think the paper based book industry while it will grow will not grow in the direct sales way. Whereas the same books