This is a dupe, hosted on a different site, of vrypan's earlier self-posting at https://news.ycombinator.com/item?id=8306864 https://news.ycombinator.com/item?i

This is a dupe, hosted on a different site, of vrypan's earlier self-posting at https://news.ycombinator.com/item?id=8306864 https://news.ycombinator.com/item?id=8306864 .