The article mentions airplanes and trucks, but what about trains? So much of the design is made to reduce air drag (look at ICE and TGV) and friction. I bet pl

The article mentions airplanes and trucks, but what about trains? So much of the design is made to reduce air drag (look at ICE and TGV) and friction. I bet plasma could find some uses there, too, even as an upgrade to those old and slow models that are still in use. Would love to have a company selling upgrade to freight trains.