Jill Biden's injury is reported to have been a puncture wound to the LEG which required debridement and dressing.
Walking boots are used to stabilize/immobilze the ankle joint to help heal an orthopedic injury.
How do you absolutely ensure someone's identity in a QFS? With authentication and non-repudiation? How can that be accomplished without some sort of biometric ID? No biometrics; no money, no access to public services. They must create a way to scan and verify everyone that can't be hacked or altered.
True, but they have to implement a system for one person to verify another in order to exchange payments for goods and services. That means a running log of every purchase, sale, gift, etc open to public scrutiny.