A product specialist holds up a new Nook during a news conference 

A product specialist holds up a new Nook during a news conference Tuesday, May 24, 2011, in New York. The new Nook features a black-and-white touch screen and aims squarely at the "grandma" demographic.(AP Photo/Mary Altaffer)
Associated Press
A product specialist holds up a new Nook during a news conference Tuesday, May 24, 2011, in New York. The new Nook features a black-and-white touch screen and aims squarely at the "grandma" demographic.
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