Yes, jailbreaking the iPhone 3GS will be possible with the new iBoot.

Hello iPhone users, as you know, Apple was starting to ship some iPhone 3GS units with a new iBoot. At the time, it was thought that jailbreaking these models would take a while, but it seems the Dev-Team has been really quick.

They have announced that it is now possible to carry out the jailbreakAnd they'll soon update the app to make this possible. Apparently, the system boot process has been modified, and it may be necessary to connect the device to a computer to boot it, but they'll surely have this minor inconvenience resolved soon.

No doubt the The iPhone scene is very active And it seems they already have such extensive control over the device's software that they can break any protection system Apple includes in just a few hours, at least until the operating system is completely changed, which It will probably take quite a while to happen..