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Ultrabooks to comprise 15-20 pct of notebook sales by late 2013: HP
Hybrid "ultrabooks" blur line between tablets, laptops
![Hybrid "ultrabooks" blur line between tablets, laptops](https://tech.firstpost.com/wp-content/uploads/gallery/2011/oct/ultrabookcover_061148112621_640x360.jpg?im=Resize,width=720,aspect=fit,type=normal "Hybrid "ultrabooks" blur line between tablets, laptops")