Will the iPhone Feature Haptic Feedback?

A common criticism of on-screen controls is the lack of physical feedback. This article (found via small surfaces) suggests that there may be an answer:

http://touching-people.com/posts/view/23

Will/can the iPhone generate haptic feedback?

More on Haptics:

• http://en.wikipedia.org/wiki/Haptic
• http://www.useit.com/alertbox/20020805.html
• http://www.google.co.uk/search?q=haptics