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by hotpotamus 1254 days ago
My first thought is that the differences in energy in what you can collect from an area the size of a trailer and how much energy it takes to move a 40 ton object make the whole thing seem pretty marginal.

My second thought is that even if the math worked out the incentives might not since it's a combination vehicle and each part of the combination is probably owned by a different entity. That's where a government mandate might be needed.