I've got it and love it. I use it mostly for data, not phone. The battery life and size/form factor is WAY better than my old PDA2k. I can type pretty darned fast on the keyboard.
However, the upgrade (with HSDPA) is coming out very soon:
http://www.engadgetmobile.com/2006/1...g-on-cingular/
(sadly Cingular removed the front camera)