If you succeed in making these magnets a magnitude better, ten x better, a hundred s better, what do you have to do? Twice as good? Fifty per cent better? Yes. So we're aiming for just a factor of two, which was granted,. But a new material allowed us to do that. God, and they're spending twenty billion dollars on eter project more. That's incredible. And it's very simple. You need to have insurance.