For the most part I think the idiots in charge were practicing to see if the system worked.
Take a look at google earth and see the rise of land (the Aleutian Islands) between russian epicenter and the BC coast.
https://earth.google.com/web/
People need to retake simple geometry and know what a straight line is....
People need to see how waves interfere with one another, when they go through slits or island gaps....
I will say some words about the people in charge.... Lacky, suck ups, and no brains.