I'll try not to let it be too much of a burden on me as I sleep tonight..
Many more things are repeated just as frequently, but somehow they don't result in banned accounts.
Sure, but it's not hard to understand why. Race war is one topic, array indexing is another. Which is the greater risk to this site? If the answer isn't obvious, please read https://news.ycombinator.com/newsguidelines.html.
I don't really think that comment presents any risk to HN.