I have an iPhone 4 with 4.3 and 4.10.01 baseband and I was wondering if it was possible to use jailbreakme.com to jailbreak it and use cydia to tether so i can get 3g on my laptop. I know that i cant unlock my iphone with 4.10.01 unless i get a gevey sim but do i need to unlock it to be able to...