Comment by jillesvangurp

Here's a sobering view on the economics of hydrogen: https://about.bnef.com/blog/liebreich-clean-hydrogens-missin...

Hint, they remain terrible and you shouldn't get your hopes up.

Converting air into gas isn't hard technically. It's just really expensive. The expensive bits get waffled over a lot by proponents. But there's no real solution for this stuff just being really, really expensive.