iPhone 3.1.2 update was released by Apple just under a month after they release iPhone OS 3x, and with iPhone 3.1.2 comes several fixes whereby iPhone OS 3.1 may not wake up from sleep reports wireless and mobile news.
Updating to iPhone 3.1.2 solves the issue along with solving streaming video crash problems, but the problem was that reports stated that iPhone 3.1.2 could not be jailbroken.
Well according to said article, iPhone 3.1.2 has now been hacked with the new version of PwnageTool 3.1.4, however it still doesn’t unlock iPhones which are bound to official service providers.