I think the attribution to edison is tongue-in-cheek reference to the War of Currents. https://en.wikipedia.org/wiki/War_of_Currents https://en.wikipedia.org/wi

I think the attribution to edison is tongue-in-cheek reference to the War of Currents. https://en.wikipedia.org/wiki/War_of_Currents https://en.wikipedia.org/wiki/War_of_Currents