Ignoring any spoofing concerns, in the US biometrics aren’t universally covered under the 5th ammendment so police can force you to unlock your devices if they are secured with them vs a password.

https://www.concordlawschool.edu/blog/constitutional-law/fifth-amendment-biometrics/

If you have evidence of illegal things on your devices this isn’t something you’ll want. If you don’t have any evidence on your devices this is something you still shouldn’t want.

They even admit this rule is trash.

The rule change will “probably not” be a “gamechanger for managing the influx of AI-written content on Amazon’s platform,”