Marvin Minsky died. It was in his honor. You can see all of the stories on HN here -> <a href="https://hn.algolia.com/?query=Marvin%20Minsky&sort=byPopularity&prefix&page=0&dateRange=pastWeek&type=story" rel="nofollow">https://hn.algolia.com/?query=Marvin%20Minsky&sort=byPopular...</a>
When someone important to the community dies, a thin black bar is added to the top of HN as a mark of respect [1].<p>[1] <a href="https://news.ycombinator.com/item?id=5990015" rel="nofollow">https://news.ycombinator.com/item?id=5990015</a>