Apple's Real iPad Surprise: A SIM Card That Lets Users Swap Data Plans

Wall Street JournalApple's Real iPad Surprise: A SIM Card That Lets Users Swap Data PlansWall Street JournalWith minimal trumpeting, Apple Inc. revealed in its promotional material that it will ship the devices with a built-in cellular SIM card that will allow users to buy wireless service a la carte, on the spot. AT&T Inc., Sprint Corp. , and T-Mobile US ...