Rate the following argument fragment on its writing, argument, and language skills:
Evidence: If made fully driverless, the amount of intoxicated accidents, killing and pull overs by the police would be lowered substancially. These smart cars could detect when their driver is not keeping a minimal amount of focus on the road and alert them to any dangers that could obstruct their path or cause harm. Only increasing the level of safety and efficencess that it would be used for.

Score: 2