The battle for the future of digital wallets is still in its infancy and there are still no clear winners in the United States. What is clear, however, is that NFC-based solutions haven’t seen the widespread adoption some industry watchers had expected. The lack of a universal solution and the cost of upgrading merchant terminals are both huge barriers, and they may never really be overcome. As such, several companies are looking for ways around these limitations by coming up with solutions that work with current equipment. One example we covered recently is Coin, which is building a one card to rule them all solution. Now, another contender called Loop has released a novel product it hopes will change the