The IAEA statement was released hours after Tepco temporarily shut down the cooling system in the second unit's spent fuel pool following the discovery of dead rodents near a transformer.

BBC: IAEA calls for improvements at Japan's Fukushima plant

The internal design architecture of the new PS3 system, from the main semiconductors and power supply unit to the cooling mechanism, has been completely redesigned, achieving a much slimmer and lighter body.

ENGADGET: Sony unveils slimmer PS3: $300, lands in September (updated!)

One likely reason for this is a mixture of cooling North American demand combined with actual YoY unit volume declines in Europe.

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The MicroNet is fast, but installing the bulky unit was a chore, and its cooling fan is noisy.

CNN: IDG.net - Recordable and rewritable CD drives: Permanent, portable storage

That thinking changed on March 28, 1979, when a small valve stuck open, cooling water escaped and the reactor core of TMI's Unit 2 began to melt.

CNN: Three Mile Island, 20 years later

But then at 4:00 a.m. on Mar. 28, 1979 a cooling valve got stuck at the Three Mile Island Nuclear Generating Station's Unit 2.

FORBES: Magazine Article