I literally tried as hard as I could to scratch the screen of my iPhone 3G after I retired it. Keys, paper clip, knife... the screen is unscratchable. Are your

I literally tried as hard as I could to scratch the screen of my iPhone 3G after I retired it. Keys, paper clip, knife... the screen is unscratchable. Are your wife's car keys made of diamond? Heh, your guess is as good as mine ;) The keys from our old flat were a mix of both large old-style keys and some fancy super-secure-looking thing with a few potential nasty spikes on it. But still - I don't see how anything else scratched it when the was inside the bag :)