Online bookstores, cloud services, Kindle, and the flywheel effect—none of these ideas originally came from Bezos. $Amazon(AMZN.US) $PDD(PDD.US) $Alibaba(BABA.US)  Recently, while researching Amazon, I was surprised to find that the origins of several of Amazon's core businesses—including its initial online bookstore, cloud services, Kindle, and even the famous flywheel effect—did not originally come from Bezos. However, Bezos' traits determined Amazon's success in these businesses: first, he was inherently capable enough...