Discussion: https://news.ycombinator.com/item?id=40306374
Some previous discussions on the 2012 source of the data (http://www.datagenetics.com/blog/september32012/index.html)
2018 https://news.ycombinator.com/item?id=17670173
2013 https://news.ycombinator.com/item?id=5124024
2012 https://news.ycombinator.com/item?id=4535417