Ok so Ill use tinyumbrella to save my shsh in case something happens but if I wait for the firmware 4.3.4 to be untethered i can use itunes to update then jailbreak it cause i wanna try to fix my voicemail it never worked since i jailbreaked it back in December. so i wanna update it with itunes then try to fix voicemail then be able to jailbreak it with and untethered verson.