1GB is approximately the size of one feature-length movie or 250 songs. Additionally, each Sims expansion takes up about 5GB. 250GB would be best for you, I think.
In my opinion, the Macbook is not worth $999. For that amount, you could buy a top-of-the-line gaming PC. You're paying a lot extra for an Apple logo and OS X. [ theymos's advice column | Ask theymos A Question ]
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