We are all anticipating for the next iPhone launch, as more and more rumors are surfacing. Today, we have had another rumor spring up, a nano-SIM card for the iPhone. A German carrier has received a box full of T-Mobile nano-SIM cards. The package came with a small letter informing the carrier that they are for a future generation smartphones and to wait before handing them out to customers. These SIM cards are all pointing fingers at the next iPhone 5, which will be debuted in a about a week.