 Yeah, well, and we're here in Washington State, right, which is great because the grid is largely renewable. So we believe in green hydrogen production. We actually make all of our fuel for our testing ourselves. But that uses a lot of electricity. Yeah, it uses a lot of electricity, but you need electricity anyway to electrify, right? So you need energy. You need primary energy. Now, hydrogen electric approach, the approach that we have, is the most efficient way to use that energy. So think about hydrogen in our aircraft as effectively a...