12/05/2010 05:12 am ET | Updated May 25, 2011

iPad Adoption Rate Fastest Ever, Passing DVD Player

iPad sold three million units in the first 80 days after its April release and its current sales rate is about 4.5 million units per quarter, according to Bernstein Research. This sales rate is blowing past the one million units the iPhone sold in its first quarter and the 350,000 units sold in the first year by the DVD player, the most quickly adopted non-phone electronic product.

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