• duke_of_alinorB
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    1 year ago

    Once trains figure out how to do it regen will cut fuel and maintenance costs drastically.

    • linknewtabB
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      1 year ago

      What am I missing? Electric trains have used regen since basically forever.

      • duke_of_alinorB
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        1 year ago

        Agreed, but many places do not store the energy. Going over the Rockies for example.