When most people go to buy a computer these days, they’re confronted with a massive list of options from which to piece together their "dream" system.  The problem is that their "dream" system is one that they don’t have to think about.  Unfortunately, until engineers can find a better way to describe computers, learning a few things about how they’re made can be useful.  Today, I’m going to explain very simply the difference between a computer’s hard drive, and it’s memory (RAM).

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