Why Apple's A5 is so big--and iPhone 4 won't get Siri

Noise-reduction technology from a start-up called Audience accounts for the size of the iPhone 4S chip and keeps Siri off the iPhone 4, analyst Linley Gwennap concludes.

Source: http://news.cnet.com/8301-30685_3-57371624-264/why-apples-a5-is-so-big-and-iphone-4-wont-get-siri/?part=rss&subj=news&tag=2547-1_3-0-20

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