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A customer looks at a nook electronic reader at a Barnes & Noble book store in Hackensack, N.J., Tuesday, Feb. 9, 2010. The nook will be available again in most stores by midweek after quickly selling out over the holidays, the company said Monday. Barnes & Noble is hoping its foray into the eBook market, where it competes with Amazon.com Inc.'s Kindle and now Apple's iPad, will help draw customers back through its doors.

Kate Natoli, holding her son Ryan, 2, shops for a Nook electronic reader at a Barnes & Noble book store in Hackensack, N.J., Tuesday, Feb. 9, 2010. The Nook will be available again in most stores by midweek after quickly selling out over the holidays, the company said Monday. Barnes & Noble is hoping its foray into the eBook market, where it competes with Amazon.com Inc.'s Kindle and now Apple's iPad, will help draw customers back through its doors.

A customer looks at a Nook electronic reader at a Barnes & Noble book store in Hackensack, N.J., Tuesday, Feb. 9, 2010. The nook will be available again in most stores by midweek after quickly selling out over the holidays, the company said Monday. Barnes & Noble is hoping its foray into the eBook market, where it competes with Amazon.com Inc.'s Kindle and now Apple's iPad, will help draw customers back through its doors.

International recording artist and producer will. i.am remixed The Who's iconic "My Generation" for a FLO TV ad that debuts in Sunday's Super Bowl XLIV. The full-length single will be available for purchase for $1.29 on Amazon.com, Dipdive.com and TheWho.com, with all proceeds benefiting Oxfam's Haiti Earthquake Response Fund. Listeners can hear a portion of the song today at www.flo.tv or www.music.yahoo.com.

In this photo made Jan. 11, 2010, a display for Microsoft's Windows 7, and its applications for a digital retail experience, is shown at the National Retail Federation's convention in New York. Amazon.com Inc., reports quarterly earnings after the market close Thursday, Jan. 28, 2010.