When one talks about Big data and all that, it is purely based upon major companies, as that's where every bit of the information is recorded and analysis. So what is the mistake of smaller or emerging companies? I guess nothing but only lack of budget and guidance which stops them from such a major part. But not anymore, as I realized the importance of it for every site big/small. And that's after this master piece Big Data Tools: their relevance in storage and analytics , it is just the perfect article to explain almost everything!