While very out of fashion these days, a black armband used to be a signal of mourning someone's death, whether the death was a "tragedy" (likely meaning unexpec

While very out of fashion these days, a black armband used to be a signal of mourning someone's death, whether the death was a "tragedy" (likely meaning unexpected, particularly violent, particularly early, or something similar) or not. The black bar is a digital imitation of that. Niklaus Wirth contributed quite a bit to our field, and, directly or indirectly, impacted many of the people who frequent this (programming technology oriented) site. https://en.wikipedia.org/wiki/Black_armband https://en.wikipedia.org/wiki/Black_armband