It's got it's uses, but I've seen people do some crazy shit with it, too. [Like raise all the dead of San Francisco...but maybe that wasn't magic. Maybe that was just Pris being really creepy.]

Uh...close as I can figure, the domes aren't as durable as they want us to believe. It ain't comforting, but that's the most likely situation. Anything definitely, you're guess is as good as mine.