Just a quick heads-up: redsn0w 0.9.8b7 can jailbreak iOS5b7. All you need to do is point it to the iOS5b6 IPSW. If you are not a developer ( and especially if you depend on ultrasn0w to unlock your iPhone ), we would advise you to stay away from this update.
Download redsn0w 0.9.8b7
