Could We Build a World Without Cash? Exploring Universal Biometric Identity and Digital Credits (opens in new tab)

What if you could travel anywhere in the world, buy a coffee, pay for a service, or receive government support without carrying cash, cards, or even a smartphone? What if your identity itself became the key to the global economy? These questions inspired my recent research on Universal Biometric Identification (UBID) and Universal Digital Credits (UDC)—a framework for a future economy where financial transactions are performed through biometric authentication rather than physical money. The P...