Not only that but your comment contained other flamebait besides the Holocaust invocation. "Don't worry, there's plenty of time yet" and "So excuse me for not being impressed by your" were obvious provocations. That's not "a perfectly civil manner".
"Factual" is a red herring - there are infinitely many facts. They don't select themselves; humans do that. https://hn.algolia.com/?dateRange=all&page=0&prefix=false&qu...