To change the disk no special meaning.
Network card, if you need connected via USB
2gb plan internetcom-bilocating enough for the eyes.
In our consumer world, to change thing easier than to Apatiti.
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The pros in the x201s is meaningless.
But there is No doubt that you will buy it thinkpad (I speak from experience, myself use makbukom and sinkable approximately in equal proportions).
Why? The usual buyer is looking at no numbers, not thinking about the convenience and the reputation of the Mac (especially when looking at the price of Macs is much higher than similar laptops).
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People are rightly afraid of, it's the same reason why Apple still uses c2d.
