Wirelessly posted (Mozilla/5.0 (iPhone; U; CPU iPhone OS 4_0_2 like Mac OS X; en-us) AppleWebKit/532.9 (KHTML, like Gecko) Version/4.0.5 Mobile/8A400 Safari/6531.22.7)
Very good point.
That's why you save the original backplate and put it back on if you have to take it to the apple store.
Think, people!