Unless it's built into the OS. For example, NFC communications could function just like a PayPass-type card. Unlock your phone, tap it to the reader, a confirmation pops up (optional), and you're off.
It's actually much easier than your CC, because you have to dig that out of your wallet, which you have to dig out of your jacket/purse, etc. Most people keep their phones handier than their wallets, and even if they don't they don't have to take anything out of it and juggle the components in both hands.
It's actually much easier than your CC, because you have to dig that out of your wallet, which you have to dig out of your jacket/purse, etc. Most people keep their phones handier than their wallets, and even if they don't they don't have to take anything out of it and juggle the components in both hands.