I agree, it's quite amazing to see NASA using COTS products in such an expensive and complex piece of machinery...especially for the crucial control aspect of the satellite. But I have done some coverage of NASA and know they are trying to do more with less, so necessity could be the mother of invention here. It also shows what great minds can do when they don't want to reinvent the wheel.
Every time a new game system comes out we read the specifications out loud and compare the computational power to the original Super Computer. "All this to play games"? At least the off the shelf consumer electronics in this example will be doing something worthwhile.
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