Regarding subscribing to WSJ to access the full article: I'm sorry about that. Normally, I wouldn't post a "subscription required"-type article. Unfortunately, at the time of my post, this particular article was "free." This is the first time I've noticed WSJ.com switch an article from "free" to "subscription" status. Based on this experience, I probably won't post any more articles from WSJ. Again, my apologies.

"That must be some capacitor to store that much energy. I would envision that it would have to be as big as a house to do much good." No, you'd be surprised at how small some super capacitors are, and this has already been done by others. It's not cheap though.

GS...Ya make a good case for using a tracer when Fracking.

You wrote: I would never join a homeowners association under any circumstances. You don't have a choice.