Quote:
Originally Posted by ApK
You know, it didn't even occur to me that books might be carried by train. I was using the railroad freight industry as another example of economy of scale. I totally missed the tree for the forest.
And hey, trees can carried by train too!
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UPS is one of the users of the railroad. They literally put their truck trailers on flatbed rail cars. So your package from Amazon could literally take a train, a plane and a truck before it reaches your house.