Capain WB I also agree with your sentiments
This is a turning point - we can either go down the intelligent route (yours) or the knee jerk response cyclic
You are right about the tragedies in other parts of the world as well, Indonesia Cambodia, Rwanda and the distance issue.
Its also true to say that technology and security can play a part in reducing the risk but with the suicide bomber one can only do so much.
We need to address the causes of crime..
Why are these people so full of hatred?