Look at your calendar again, they repeat this date each and every year since than. Over are the times when 9/10 was directly followed by 9/12, and I’m afraid it’s over for good.
It was not nice of them, but I can understand why the Saudi populace’s blood boils for bloody revenge against the west. We just have to make sure their society completely collapse (such as embroilling them into a war of extermination with Iran) before they acquire nukes (and nuke us right in the New York)