It is really important to do your research before you ever update your iPhone 3g, well that is especially if you are unlocking your iPhone 3g or ever just jail breaking it.Now you may be scratching your head and asking why? It very simple let’s take the last few apple iphone 3g updates for example.1)2.1 -2.2 now I am sure you all know about the iPhone 3g 2.2 update … this is the one where your turbo sim stopped unlocking your iPhone … we all loved that didn’t we … *(I Sure didn’t) that is when I had to put my iPhone 3g aside for almost a month, and all my friends ...