As I mentioned a couple of days ago, all the iPhones/iPods/iPads up to iPhone 4 have been jailbroken and are now free. If you do the jailbreak of course, it’s there and legal.
Now the turn of the new iPhone 4 has come.
You can use the very same procedure to set your new shiny iPhone free and unlock the sim-lock to use it with any carrier.
For more details – see here.
Your Little Advisor.