D is for Data Science

[weaselcat via Digitalmars-d-announce]

On Monday, 24 November 2014 at 15:27:19 UTC, Gary Willoughby 
wrote:
> Just browsing reddit and found this article posted about D.
> Written by Andrew Pascoe of AdRoll.
>
> From the article:
> "The D programming language has quickly become our language of 
> choice on the Data Science team for any task that requires 
> efficiency, and is now the keystone language for our critical 
> infrastructure. Why? Because D has a lot to offer."
>
> Article:
> http://tech.adroll.com/blog/data/2014/11/17/d-is-for-data-science.html
>
> Reddit:
> http://www.reddit.com/r/programming/comments/2n9gfb/d_is_for_data_science/

Why is File.byLine so slow? Having to work around the standard 
library defeats the point of a standard library.