> It's not the the technology hasn't advanced. There's been a lot of improvements in aerospace manufacturing techniques and materials since then. It's just the

> It's not the the technology hasn't advanced. There's been a lot of improvements in aerospace manufacturing techniques and materials since then. It's just the cost vs interest isn't there. Isn't that a distinction without difference? We have the technology to solve world hunger, it's just the cost vs interest isn't there.