I used to have a Blackberry and found it extremely useful. Last year and the early part of this year I made do with a normal phone as I wasn't ever too far from an internet connection. Amongst other things my circumstances have changed recently. Discovering that Verizon was ripping me blind and that the iPhone plan gave me more for less, I bit.
Image from Information Architects Probably a bad time to purchase as the iphone 2.0 is due out soon, but whatever; either way I have found it useful already. (more)
