Seems that Stuxnet was indeed detected in Japan five months before Fukushima as reported by The Daily Yomiuri--

Link

Stuxnet seems to make sense as to why the Fukushima operators were reportedly vexed in their vain attempts to regain control of the system's pumps and valves under the control of the targeted Siemens PLC's, even under battery back-up....

Given the NYT Stuxnet article cited above, and if Fukushima was the indirect result of USreal's act of cyber warfare, did the POTUS just admit to showering the northern hemisphere with the vaporized Japanese fuel rods?

The true collateral damage remains to be seen....