 Actually, I've been waiting for the Navy to start using those on destroyers and others. Yeah, they haven't made it work yet. I mean, it's the problem. I mean, the theory is awesome, but technically they haven't been able to make it work yet. And so all the small modular reactors that I know of are all the standard type. Yeah, fusion would be awesome, but it's slippery and hard to make work out of a lab.