There is only one true match. So the system will always be generating false positives. This technology is not an authority, but a filter. Yes, identical twins w

There is only one true match. So the system will always be generating false positives. This technology is not an authority, but a filter. Yes, identical twins will both be identified if they are both in the system and no additional biometric measures are included. Identical twins still have different retina, and due to lifestyles identical twins beyond age 30 can be distinguished apart fairly easily.