Google Trends for context - <a href="http://www.google.com/trends/explore#q=%22machine%20learning%22%2C%20%22big%20data%22%2C%20%22predictive%20analytics%22%2C%20%22data%20mining%22%2C%20%22data%20science%22&cmpt=q" rel="nofollow">http://www.google.com/trends/explore#q=%22machine%20learning...</a>