Comment by ColinWright

Some of the previous discussions:

http://news.ycombinator.com/item?id=43842 : 4 comments

http://news.ycombinator.com/item?id=99568

http://news.ycombinator.com/item?id=552821 : 23 comments

http://news.ycombinator.com/item?id=1635094

http://news.ycombinator.com/item?id=1637968

http://news.ycombinator.com/item?id=1654310

http://news.ycombinator.com/item?id=1866486 : 45 comments

http://news.ycombinator.com/item?id=2523005 : 3 comments

http://news.ycombinator.com/item?id=2734040