There was a similar thread not long ago: http://news.ycombinator.com/item?id=445776 http://news.ycombinator.com/item?id=445776 And my comment from that thread:

There was a similar thread not long ago: http://news.ycombinator.com/item?id=445776 http://news.ycombinator.com/item?id=445776 And my comment from that thread: http://news.ycombinator.com/item?id=445836 http://news.ycombinator.com/item?id=445836