Yes, but with the levees, the cost is massive. It's one thing to say 'there will be a big earthquake' and put together operational plans, do some practice runs.

Yes, but with the levees, the cost is massive. It's one thing to say 'there will be a big earthquake' and put together operational plans, do some practice runs. With the levees it might be many billions in upgrades for a 'risk', meaning, it gets postponed until it gets politically untenable to do nothing.