Big data. You may have heard a lot of people talking about it recently. Just as AI, VR, AR, automation and chatbots are subjects that reflect the evolving technology digital marketers need to get to grips with (eventually), big data has also raised its not insubstantial head. But is big data a big problem or a big opportunity? Is it a topic we need to understand and address? If we are not yet availing of it, are we already lagging behind? Let’s first take a look at what exactly it is, and how it is affecting business and marketing today.