It's amazing that Amazon has been vertically integrated so many of both its own and external product/services into this appliances: - Kindle's E-Ink - AWS IAM

It's amazing that Amazon has been vertically integrated so many of both its own and external product/services into this appliances: - Kindle's E-Ink - AWS IAM / KMS/ SNS - Amazon Carrier? (perhaps in the future?) - GPS-powered chain-of-custody tracking (AWS working on it, perhaps Amazon Drone delivery in the future?)