“Many cellphone makers have lost their way as they crammed more and more functions into the phone, making them harder and harder to use. […]
“The trend is towards allowing people to do more and more things with the phone,” Sandin said. “Many of the new functions are more visually oriented and require bigger screens and bigger phones to do it well.”
“The iPhone has pushed manufacturers to think again about usability”, says Jessica Sandin, the head of the mobile practice at Fathom Partners, a British strategic mobile consultancy in an International Herald Tribune article.