On the one hand I hope the guy is wrong, but I think I might just make sure that our emergency supplies are replenished. I haven't checked batteries and water for a while. I was alerted to this from a mailing from Senator Barbara Boxer, who seems to be taking it seriously.
Duck and cover? The art of earthquake prediction, By Mark Wheeler / Hi-Desert Star
I also wrote a blog post about it at Corner of Babble: San Andreas Earthquake Prediction