
Today Apple released the iPhone 3.1.3 update for iPhone, iPhone 3G, and iPhone 3GS. This update brings a lot of fixes that you can see in the picture above. You might be able to jailbreak iPhone 3.1.3 or jailbreak and unlock iPhone 3.1.3 if the baseband is the same and if the jailbreak works.
iPod touch users will also need to jailbreak iPod touch 3.1.3 again.