"In an interview last night, Rick Perry criticized Mitt Romney for flip-flopping on the issues. Romney said that Perry has no idea what he's talking about. Then he added, 'But he does know what he's talking about.'"

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[With quantum computers] you can calculate how many bits are in the universe, how much energy it takes to flip them, how much energy exists, and use that to rule out lots of things about the universe's history. Anything that takes more bit flips couldn't have happened.

— Seth Lloyd