How would you define "big data"? To Sonian, "big data" is a cloud-powered data repository designed to manage. But it took a long time to get to this point - "big data" has taken a significant journey over the past few years. We've seen it morph into various themes; a big career opportunity for data scientists; the system of record; how the cloud can be used to effectively solve the data problem; and many others. Regardless of the form "big data" takes, it seems as though there are endless possibilities to success.