“Buy with your eyes, pay with your glance!” After running pilot tests in Brazil and parts of the Asia Pacific for roughly two years, Mastercard is finally rolling out its biometric retail payments system in Europe. The world’s largest payment card company appears to be determined to wean consumers off not only cash, its eternal rival, but also credit and debit cards, its main line of business until now. To that end, it is piloting its Biometric Checkout Program in Poland in collaboration with lo...