 Yeah, and I'm going to summarize what one through four is just in a quick kind of way, because everybody asks, what is one through four? Because what the heck is fifth? Well, one through four is various ways of having the state have they have a narrow political agenda to accomplish their goal by taking out enemy forces. And they've done it through various means of, you know, with weaponry, guns, whatever. The fourth generation is more getting into weapons.