The Windows jailbreak tool, Sn0wbreeze, was recently updated to perform a tethered jailbreak on iOS 4.3.1. We told you about the newest beta release a couple days ago, and many of you have successfully been able to jailbreak your iPhone on 4.3.1.
The biggest downer with the current Sn0wbreeze beta is that it's a tethered jailbreak, and we've recommended holding off on iOS 4.3.1 until an untethered solution is released from the Dev Team.
To our surprise, an iDB reader sent us a video of his iPhone 3GS running an untethered jailbreak after using the latest Sn0wbreeze 2.4b1...