I think you'll find that Hadoop is often used in preparing the data into bite-size chunks for use in Kaggle contests. Also, sometimes the contest winners do wi

I think you'll find that Hadoop is often used in preparing the data into bite-size chunks for use in Kaggle contests. Also, sometimes the contest winners do win by fetching more data related data than Kaggle provides. This happened in the Wikipedia participating-prediction contest, for example.