Experts, I have ipad 2 4.3.3 and iphone 4 4.3.3. what i want to know is..what does it mean for not signing 4.3.3 ? I have installed Tiny Umbrela and Saved SHSH for both. But, what i have found , there is one .SHSH file ( 2KB ) created under my User directory. SO, Now since Apple is not signing 4.3.3, Am i safe now ? Means can i restore my ipad2 and iphone 4 to 4.3.3 ? any time ? for as many times i want ? plase some help to understand it.