Earlier quoted context omitted.
This is key: digital edition books are way overpriced compared to second-hand books. Personally, I slightly prefer second-hand fiction books to new books. There's something about the book being a bit worn, having some history in human hands, rather than being the product of mechanized industry and being shipped out of a factory into your hands. And I delight in having a book that's perfect for lending (usually means…
Fiction maybe, but nonfiction, especially computer related books, second-hand is near worthless. How valuable is a book on Python 2.2 today? Cost cutting with digital versions is a very welcome change.
But following your example, Amazon sells "Learning Python" 2009 paperback for $34.64, while the Kindle /license/ version for the same edition is $25.75! And note the paperback version includes shipping costs. Paying 3/4 of the price for just a license on a single device is ridiculous, IMHO.