How algorithms shape our world

Previous submissions:

http://news.ycombinator.com/item?id=2791565

http://news.ycombinator.com/item?id=2793205

http://news.ycombinator.com/item?id=2796291

http://news.ycombinator.com/item?id=2798214

http://news.ycombinator.com/item?id=2798498

http://news.ycombinator.com/item?id=2812563

http://news.ycombinator.com/item?id=2830149

http://news.ycombinator.com/item?id=2854737

None of them have any discussion - perhaps this will be the first.

========

ADDED IN EDIT:

Actually, this is just a thin veneer over the link originally posted here: http://news.ycombinator.com/item?id=2793205

To quote from http://ycombinator.com/newsguidelines.html

    In Submissions
    ...
    Please submit the original source. If a blog post
    reports on something they found on another site,
    submit the latter.