I work with Jake (the author) at the eScience Institute at the University of Washington (though I'm merely a grad student) and can say that he is not only an ex

I work with Jake (the author) at the eScience Institute at the University of Washington (though I'm merely a grad student) and can say that he is not only an extraordinary data scientist and educator but is a great guy as well. He worked extraordinarily hard on this, so I'm very glad to see it on the front page of HN––I'll be sure to show him the screenshot tomorrow!