It's interesting to see this occupy the same front page as: https://news.ycombinator.com/item?id=31544634 https://news.ycombinator.com/item?id=31544634 How do

It's interesting to see this occupy the same front page as: https://news.ycombinator.com/item?id=31544634 https://news.ycombinator.com/item?id=31544634 How do you test knowledge indeed?