Rate the following argument fragment on its writing, argument, and language skills:
Rebuttal: But it all comes back down to cost. The thought of replacing all roads with "Smart Roads" is not only seemingly impossible, but timewise it would take a lifetime. If every single road was taken apart and rebuilt all over America, the world even, it would take at least 10 years, and the cost would be enormous. And these cars are safe, but if that situation ever hits, no one is going to want their death or disability caused by a car driving on its own because of human error, yet again.

Score: 2