Possible near-term trigger for a massive economic meltdown? The cost could be enormous and with the current, highly leveraged markets, the shock could bring everything down. "The springs on the San Andreas system have been wound very, very tight," Thomas said. "The southern San Andreas fault, in particular, looks like it's locked, loaded and ready to go." News: http://www.latimes.com/local/lanow/la-me-ln-san-andreas-fault-earthquake-20160504-story.html