 the side that adapts the most quickly is the side that normally wins in warfare. So for the Russians to try to adapt is not surprising. Secondly, it's particularly not surprising because during the Cold War, the Soviet Union had a massive advantage which wasn't talked about as much, I always thought, as it should have, and that is in electronic warfare. And they were very good at electronic warfare and controlling the electromagnetic spectrum. And with Excalibur, I think they've taken what they developed back in those days and expanded upon it