Nothing against the quality of the book. But I would have considered this at a $9 price point, not above, for ebook. That's how much I paid for "Running Lean"

Nothing against the quality of the book. But I would have considered this at a $9 price point, not above, for ebook. That's how much I paid for "Running Lean" and I doubt to gain more value, personally, from this than that book.