Smart guns recognise their owner and only fire for this person.
The probability on the PPX market that these guns will be commercially available in New Jersey by 2009 has dropped from a peak of 52% chance to 36.5%. This information is of use to people who make competitor safety products for guns. It also delays any possible mandatory usage of recognition technology on a gun. This should result in gun makers who are not spending money developing recognition technology currently being at a commercial advantage.