For listeners unfamiliar with the term, can you explain what you mean by guaranteed demand?

So honestly, not many people understand this concept, also in academia.

And the basic idea is which is really important because it's actually part of the law, that companies or the government can essentially have two different ways in which it can solve problems.

One is it can give money to amazing researchers, research organizations, and say develop a specific body of knowledge that is relevant to a specific...

So let's take an example, the human landing.

We just kind of just came back, NASA came back from the moon.

One of the key technological problem we have is the human landing system.

What's driving that difference?