They have a history of studying something until being forced to do something.
I saw this happen with the entire Aum Shinrikyo cult threat.
https://twitter.com/#!/mikecane/statuses/46359316793528320
The minute I heard they turned down U.S. aid to cool the reactors, I knew a disaster was inevitable.
Now will come the cover-ups and lies to prevent panic, while tens of thousands, perhaps millions, are exposed to and perhaps even become poisoned by radiation.