Don't rightly know. [ here come the hand gestures! ] Theory is it's a nexus, yeah? Concentrated over California. Just one state, Hell on Earth. But bein' that it's a nexus, sucks us in. We can't leave. Thinkin' some people got away, early on... but we can't reach the rest'a the world in here. It's like there's a bubble over us reflectin' happy, healthy California life.