That's not quite true. We'll ban serial trolls or spammers without notice, but otherwise we announce and explain the ban. See also https://news.ycombinator.com/

That's not quite true. We'll ban serial trolls or spammers without notice, but otherwise we announce and explain the ban. See also https://news.ycombinator.com/item?id=12972039 https://news.ycombinator.com/item?id=12972039. We detached this subthread from https://news.ycombinator.com/item?id=13020206 https://news.ycombinator.com/item?id=13020206 and marked it off-topic.