Invoking the deaths of 3,000 people and one of the darkest moments in United States history to make a point about being asked an undesirable question comes to mind. There's also a first blush interpretation that reads as comparing Ben's departure to said events.

I got to the original comment and rolled my eyes that I halfway knew someone would bring it up today. Rather than dismiss it, though, somehow Isaac found a way to make it worse. I should start invoking the holocaust when discussions aren't going the way I want, apparently.