Mobile phones have gotten a lot smarter since the age old Nokia phones, and Razer flip phones of yesteryear. Today’s phones have the power of a small computer inside them, and are capable of managing a great deal of our lives, says Charge.com. That’s why digital wallets have begun to catch on in the United States. Digital Wallets Defined A digital wallet is a system that uses data and encryption to store a user’s financial information, which is tied to an account with a username and password. That’s the simple definition, but digital wallets offer a lot of functionality. They can be used to pay for goods through almost any…