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by jessriedel 3457 days ago
It's amazing the contrast in usefulness between samhamilton's comment and jakozaur's Fermi estimate elsewhere in this thread:

https://news.ycombinator.com/item?id=13317649

It's just a completely different method of going about arguments.

1 comments

The arguments have different content, as well. One says air freight costs twice what rail freight costs, while the other, more correct, comment observes that it's actually (6-18)x.