Fun fact: the Kindle Store doesn't sell the actual ability to access the books, as piracy does that just fine. They don't sell the ability to pay the author, as

Fun fact: the Kindle Store doesn't sell the actual ability to access the books, as piracy does that just fine. They don't sell the ability to pay the author, as you can mail the author $20 just fine (and perfectly legally). So what do they sell you? Well, legal legitimacy and possibly convenience.