Rate the following argument fragment on its writing, argument, and language skills:
Evidence: Since these smart cars are loaded with sensor technology, they can help limit the amount of crashes that were regularly happening. The protypes of driverless cars have gone millions of miles without crashes and could help stunt the commonality of vehicular crashes and deaths. Driverless cars could also aide with the safety for learning and elderly drivers. Oftentimes, teenage drivers and drivers with slow reaction times are the causes of accidents that could have been avoided with easy assistance. Smart, semi-driverless cars could be the answer to these costly problems.

Score: 2