In this clip, learn how to trade phones and iPads back and forth by customizing your SIM card. This video will walk you through how to size and cut your SIM into the right shape for different devices. By customizing your chip, you will be able to move your data from one device to another with no problem. Use your old 3G SIM in your new iPhone 4 with this awesome hack.
Have an iPhone? See everything that's new with Apple's latest iOS update: