The interesting thing about electricity is that it's a great decoupling interface to the power source: you can change the power source and basically leave the r

The interesting thing about electricity is that it's a great decoupling interface to the power source: you can change the power source and basically leave the remainder of the device/infrastructure as is (not that it's not challenging per se to move say from coal to nuclear to renewable, but hey, if TGV were LNG-based we'd be in a tough bind to move away from it)