A further argument against biometrics, for those in the United States, is that your "right to silence" (under the 5th amendment) doesn't protect you against the

A further argument against biometrics, for those in the United States, is that your "right to silence" (under the 5th amendment) doesn't protect you against the government compelling you to use your fingerprint to unlock something (however it does protect you against revealing a PIN code)...