> A bunch of 7.X earthquakes in the ocean are not going to be hugely destructive.
New Zealand’s 5th most deadly disaster was Christchurch’s 6.2 which killed 185 people. It was a shallow aftershock from a larger, less destructive quake.
The damage was huge.
Leading Sarah Wynn-Williams to decide Facebook was a great idea, to be able to contact people in an emergency, later got dissuaded, wrote a book https://www.amazon.com/Careless-People-Cautionary-Power-Idea...
The key phrase in the parent is “in the ocean”