Comment by TeMPOraL

Tangential to the topic, but one of the references in this article is this amusing paper:

http://nyus.joshuawise.com/batchnorm.pdf

... which references an even better one:

http://pages.cs.wisc.edu/~kovar/hall.html

We've been having a solid laughfest in the office for the past 10 minutes or so.