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Just imagine what they could have done with Mac Pro's. It is still a sick system. I wonder if they run leopard on it.
 
Just imagine what they could have done with Mac Pro's. It is still a sick system. I wonder if they run leopard on it.

They definitely don't run the proprietary part of OS X, but they might be running the open source part. It runs some kind of Unix, but I'm not sure if it's Darwin.

Grand Central isn't intended for distributed computing (from what I can tell), but instead for an SMP (symmetric multiprocessing) environment where the processors share memory space. Anyway, they already have their own proprietary code written to do the distribution work -- something similar to what Hadoop does now.

the above is all rampant speculation
 
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