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Did you read the article? There are several clear reasons as to why this isn't quite there yet

The Memoright drive (128GB) was priced out at a whopping $3,819, which in itself provides one reason why the professional notebooks, which presently ship with a minimum of 200GB of hard disk space, have thus far been left out of the party.

AnandTech was looking for real world improvements in battery performance, application performance, and overall system usage. To summarize, the drive failed to deliver in all but the final category
 
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