True, but the article references using the radiated power from high-voltage lines to activate essentially dead fluorescent tubes. They would glow with cold light.
Zombie lights, Dude! -- I think it's worth something.
The power companies don't like it because it is a drag on their systems. An unmetered drag on their systems.
You might get it for free, but they have to plow through your inductance traps.
If I were a farmer in this position, I'd bury the trap under the plowed soil. (Try not to be greedy. It tends to show.)
Uh oh, now the lights are zombified.
Truely zombification knows no limits.