Joe wrote:
"Hydrogen as a fuel is a money loser. it will cost you more to make and store the hydrogen than it will get you as a fuel."
How much it will cost has no relevance to their rationale.
What IS relevant is that it will replace the evil diesel-powered trains.
That's all that matters.
Same concept, different medium.

It will never replace a significant amount of diesel trains. But it will suck up a bunch of government money before they give up.
LNG trains, have a real possibility in places with significant Nat Gas.