The original post (with many thoughtful comments): http://news.ycombinator.com/item?id=3078128
Usually the comments are more interesting than articles:
1. http://news.ycombinator.com/item?id=4642133
2. http://news.ycombinator.com/item?id=4643175
3. http://news.ycombinator.com/item?id=4449680
4. http://news.ycombinator.com/item?id=4637196
5. http://news.ycombinator.com/item?id=4395665
6. http://news.ycombinator.com/item?id=4592778
7. http://news.ycombinator.com/item?id=3078128
8. http://news.ycombinator.com/item?id=3526767
9. http://news.ycombinator.com/item?id=4149943
10. http://news.ycombinator.com/item?id=2919708
The original post (with many thoughtful comments): http://news.ycombinator.com/item?id=3078128