Kindle and its model fits into this discussion somehow. Where's the itunes of publishing? I know it sounds silly to pay for something you'll read only once, but

Kindle and its model fits into this discussion somehow. Where's the itunes of publishing? I know it sounds silly to pay for something you'll read only once, but perhaps if it was cheap enough and super convenient. Many of us would pay for Hacker News - is that because of the variety of news sources, the discussion, the community?