Let's give everyone a unique number and a barcode on their wrist. It's useful for "security and protection against theft". This has been tried before. There is a reason gun rights advocates have lobbied Congress to prevent the FBI and ATF from keeping digital databases on gun owners from the applications created when buying a gun.
Your digital facial likeness will almost certainly be collected, collated with other data points, then both data mined and resold to data brokers. One of them will no doubt be dumb enough to leave their DB open to the wide internet and your data will be leaked and you will have no recourse because you can't prove damages in the US legal system and you aren't the customer of the data broker.
Your digital facial likeness will almost certainly be collected, collated with other data points, then both data mined and resold to data brokers. One of them will no doubt be dumb enough to leave their DB open to the wide internet and your data will be leaked and you will have no recourse because you can't prove damages in the US legal system and you aren't the customer of the data broker.