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