If you purchase a MacBook Air, newer MacBook Pro with Retina display or an ultrabook these days and chances are the storage is a solid-state drive (SSD). Compared to traditional magnetic drives that have spinning platters and floating heads, SSDs have no moving parts. Of course being a newer technology, SSDs have had a much higher cost per megabyte compared to standard hard drives, but with prices falling and their significant advantages, they may now be worth looking at for your storage needs.
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