Biometrics are useful and productive. We’ve always imagined a future where you’d only need your face to be scanned to do some important transactions like paying the bills. We don’t know if this technology can be perfected in time but MasterCard is starting an experiment that aims to approve online purchases and payments with a facial scan at checkout. Think taking a selfie to pay for something. This is every selfie-addict’s dream come to true because really, it’s much easier to do compared to remembering a password, right?