According to a Wikipedia, the term Big Data can be applied to a dataset “whose size is beyond the ability of commonly used software tools to capture, manage, and process within a tolerable elapsed time,” or a dataset that can only be processed or mined using the power of multiple computers simultaneously. In the age of online shopping, marketing automation, point-of-sale computing and other instant customer feedback, Big Data has become the recent buzz word, touted as the be-all and end-all answer to the marketer’s prayers -but what is Big Data really? link].