Snowball: Why did Amazon just make a hard drive with a Kindle attached?

Introduction and how it worksIn the wireless world of cloud infrastructure and services, Amazon Web Services (AWS) just chucked a curve-ball. Or, rather, a Snowball. A 50TB hard drive weighing 20kg that can be quickly filled with data and posted to AWS for uploading to the cloud, Snowball is said to be a "novelty", but one that will spread the cloud concept to companies with petabytes of archived data which they perceive to be un-cloudable, as it were. But can a $200 (around £130, or AU$28