[oxplot]

> since as a general rule rail is cheaper than trucks

That's not the way to approach claims that a new tech/product is disruptive. General rules may not (and usually do not) apply.

[oblio]

I'm waiting for research that's not from their marketing materials.

I won't do it for obvious reasons (life), but my money's on them lying (through any of the ways listed here, I don't really care which one they use: https://en.wikipedia.org/wiki/Lie#Types_and_associated_terms).