Well, at least one of the 2 possibilities is closer to the worst case since radioactivity levels are 500x (400 mill-sievert, from 800 u-sievert) what they were a few hours ago.
http://www.bloomberg.com/news/2011-03-14/japan-appeals-for-i...
Am I wrong? If you could somehow magically snap your fingers and make nuclear power 100% safe, would you do it?