They add this black line when an important figure of tech dies. It is the HN equivalent of a black armband: https://en.wikipedia.org/wiki/Black_armband https://

They add this black line when an important figure of tech dies. It is the HN equivalent of a black armband: https://en.wikipedia.org/wiki/Black_armband https://en.wikipedia.org/wiki/Black_armband Today, it's Tony Hoare: https://news.ycombinator.com/item?id=47324054 https://news.ycombinator.com/item?id=47324054