so he rushed and submarines and steve elk grove submarine. and see all of that together? i think you to go to every exaggerates because people are, of course, very, very concerned about nuclear warfare, as i think we would probably, any sensible person would be right. and that's part of what we're trying to achieve though, i think by making more noise about new capabilities. you know, it is, it is a realistic prospect for russia to use them. but not one i think that we should be so scared of that. it forces us to accept the lines. i think the signaling is one of desperation of the weapon of how for russia though, or what would the losses out of the game really? i mean the loss of face credibility. it's a real gamble. is there any state thing to use is a weapon like this is we call them tactical weapons to be used in the battlefield road. she's any nuclear weapon is strategic and with the facts. and so using it somewhere with the ukraine, with anticipate probably not a city because that's a very big stretch, but they use them on the front line somewhere against military ta