Phone Specs: Iphone 3G 3.1.2 & BB 5.11.7
Question1: I can see blackra1n hence I knwo blackrain was used for jailbreak but how do I check whcih release candidate?
Question2: How do I know what was used for the unlock?
Question3: I am already jailbroken and unlocked. Should I upgrade to iTunes 9.1 or will something break?

