This one's for Mark (doesn't really matter which one ) and anyone else with the fist raised to the sky signature line:

With unlocked cell phones, users find freedom - Sep. 21, 2007

Talks about the iPhone unlocking and some tips to see if your carrier will unlock your phone. Focuses mostly on GSM phones due to the global ubiquity of that technology.

Posting in i760 forum b/c it's the only one I look at with any regularity and I hear so much focus about this from forum members.

Enjoy the read!