iPhone 3GS firmware 3.1.3 unlock willl be released soon

MuscleNerd from the iPhone Dev-Team announced via twitter that an unlock for iPhone 3GS with 05.12.01 baseband from iPhone firmware 3.1.3 will be released soon:

@MuscleNerd will there be a unlock software coming out for the 3gs 3.1.3 baseband 05.12.01 when the new iPhone 4g comes out??
@EmmanueGT yep..so don't sell or give away your 3GS (at same time, remember not to accept Apple FW upgrades in future)