An application submitted to the US Patent and Trademark Office suggests that future clickwheel iPods, i.e. the Classic and the Nano, may use illuminated touchpads. The technology involves lights placed beneath the surface of a pad, which illuminate in different ways as users pass fingers (or possibly styluses) over top. In the most basic incarnat...

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	www.macnn.com/articles/08/01/24/illuminating.ipod.touchpad/