just a few quick question...
-i just purchased a new iphone from my local att store and used the new 3.0 ZiPhone to unlock jailbreal and activate with tmobile. it says that im running on firmware 1.1.2.and i wanted to know if i go to upgrade from itunes to 1.1.4 will it mess anything up i did with Ziphone such as brick or other things ive heard....