"Earthquakes tend to have the biggest effect on the surface, like waves on water. That's why LA can have a (lame, but getting better) subway." https://twitter.

"Earthquakes tend to have the biggest effect on the surface, like waves on water. That's why LA can have a (lame, but getting better) subway." https://twitter.com/elonmusk/status/824300186834898945 https://twitter.com/elonmusk/status/824300186834898945