The components needed to add a payment application to mobile devices include tokenization, NFC and Bluetooth communications, PCI, ISO, and EMV compliance, and more. Companies including Apple, Samsung, and Google can afford in-house teams to develop technology needed for their phones and watches. Most manufacturers of wearable objects either don’t have the same deep pockets nor have any need to maintain a proprietary interest in payment technology. However, many want to add payment applications to their products. A commercial partnership between MasterCard and technology provider Coin is aime...