I don't think your first point is is very strong since subduction zones don't work like transform faults. The land "will drop by as much as six feet and rebou

I don't think your first point is is very strong since subduction zones don't work like transform faults. The land "will drop by as much as six feet and rebound thirty to a hundred feet to the west" http://www.newyorker.com/magazine/2015/07/20/the-really-big-one http://www.newyorker.com/magazine/2015/07/20/the-really-big-...