http://www.smashsworld.com/2007/06/10-things-that-absolutely-suck-about.php
Some are not new, but some might be surprising to those that already own a smartphone or pda phone.
Ahh, the price of being the early adopter...
The lack of bumps letting you identify by touch where each key is, that's what first started me wondering whether they'd gone over the top at Apple. Tactile interfaces will rule until the mind-reading ones take over. Non-tactile interfaces will always be inferior unless they're mind-reading. And a flat surface with keyboard buttons projected on it is a non-tactile interface.