Another SNAFU related to Digital Millennium Copyright Act (DMCA). It is of course illegal, naughty, and vulgar to unlock your phone. However, since a large conservative voting block has become outraged and enraged to see what exactly this Digital Millennium Copyright Act (DMCA) has in it there are a number of temporary exemptions. Surely designed to grease the wheel and stop the squeeking as opposed to a public outcry that would lead to repeal of the Digital Millennium Copyright Act (DMCA).
As I understand it carriers are compelled to do nothing other than charge you for all they can charge you!
I walked into an AT&T kiosk and simply stated with a smile, "would you please unlock this". The young lady accomplished the task in less time than it took to tour their meager selection of technology on display, returning it with a pleasent thank you for communicating with AT&T.
An article on the subject which apparently has been harped by fans of Digital Millennium Copyright Act (DMCA) can be found here at Wikipedia regarding sim lock
Although this fellow seems elated that it is now "Legal" to unlock his iPhone. This is merely a temporary "exemption" revokeable at any moment that a beaurocratic buffoon recieves sufficient motivation to do $o.