im a slave to my crackberry bold 9000, i cant keep off it.
i have a lot of work and personal emails coming thru all day. if im on the road its so easy to type out a quick response and then give a more detailed one later. i like that it automatically adds ''sent from my blackberry mobile device'' to the bottom of all emails i send!
the apps were pretty poor at first, but with the popularity of iphones app store the blackberry apps have improved massively in the last 6 months imo.
bb chat is also top notch, not sure what the iphones version is like, if it even has one?
my mate has a storm2 and the touchscreen for me, is horrific. i just cant fathom it. so if youre a touchscreen fan then its iphone. i personally prefer my qwerty