You might, or might not, have heard about the tsunami early warning system that foreign governments have spent millions on in order to prepare countries surrounding the Indian Ocean of potential tsunamis. It's supposed to work like this: very high tech equipment located in the ocean monitors seismic activity which is then relayed to satellites which are monitored and that information is sent very quickly to governments so that they can warn their people. Let me tell you how it works in practice: very high tech equipment located in the ocean monitors seismic activity which is then relayed to satellites which are monitored and that information is beamed directly to CNN and BBC. Some watchful person in the the U.S. or UK sends us a message - today it happened to be my sister - saying that there's a tsunami warning. I look up from my computer and say, 'hey, did you know that there was an earthquake today and that there's a tsunami warning?' Everyone in the office stares...