>why was the system set up such that it was not already clearly defined For the simple reason that the 3/11 Tohoku Earthquake defied and rewrote essentially al

>why was the system set up such that it was not already clearly defined For the simple reason that the 3/11 Tohoku Earthquake defied and rewrote essentially all the geological/maritime scientific and political expectations up to that point. I doubt the same errors will happen today, but hindsight is 20/20.