So Apple has announced the date of iOS 4.3 release which will be available for all devices on March 11st. And as most of you know, MuscleNerd has announced that the unlock will be released after iOS 4.2.5 or iOS 4.3 (whichever is last). iOS 4.2.5 was released last month and iOS 4.3 will be released on March 11st.
Official iPhone unlock statement: no unlock will be released until after 4.2.5 or official 4.3 (whichever is last) is out
link : ultrasnow