Bob O'Donnell, vice president of the firm IDG, said he expects the new tablet or slate computer category to result in 3 million to 4 million device sales this year, an amount he said was on par with e-reader sales for 2009.

CNN: Apple unveils the 'magical' iPad

Total volume of goods sold in dollars, known as gross merchandise volume or GMV (excluding vehicles), was up 14% for the U.S. in the June quarter, on par with the e-commerce industry.

FORBES: Magazine Article