Rate the following argument fragment on its writing, argument, and language skills:
Concluding Statement: most driveless cars are still a work in progress and may still take years to perfect. More than just sensors have to be added to make it fully driveless meaning no driver assistance, no alerts, no seat vibrations, and no laser beams. Car companies have to make sure that the cars are safe enough to be on the roads before they release it to the public. Safety features such as the "heads-up displays" and more would have to be added to ensure the safety of the passengers.

Score: 1