According to the Mercury News:

The IDC research firm predicts netbook sales will more than double this year, from 11.6 million units in 2008 to 26.5 million in 2009. That’s a big surge since their introduction in late 2007, but some consumers have been disappointed by their performance.

This came from a longer article about the upcoming release of more expensive “niche” netbooks.  You can read the whole article here.

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