he was actually serious. But currently there is no End User UNLOCK solution for 05.12.01 Baseband. He can Jailbreak but not unlock.
You can try FuzzyBand but chances are you are NOT an older bootloader
Read here:
http://www.redmondpie.com/downgrade-iph ... fuzzyband/
Next time, please dont create a thread, use the <a href='http://forums.trinituner.com/forums/viewtopic.php?t=196913&start=2820'>Thread we already have. </a>
kthxbye