[icebraining]

> It's slower to write in touch-screen. From objective engineering perspective it's backwards in ergonomy. But most people who are not power users like Obama and his blacberry addiction. They just want to point and drag and big screen is better for pointing.

You could see it the other way around: for regular users who mostly just wanted to message, which was their core audience since the 3310, the keyboard was best. For power users who wanted to take advantage of the new features that were being ported from the PDAs used by professionals, like Wifi and HTML browsers, it was clearly that the lack of a decent pointing device was a major hindrance.