it's not a dumb question, but that will not stop anyone because biometric authentication works very well in practice (convenient and foolproof) despite beeing n

it's not a dumb question, but that will not stop anyone because biometric authentication works very well in practice (convenient and foolproof) despite beeing not very secure. i.e. lockpicking howtos and existence of glasscutters don't dissuade from having a locked front door.