Your quality of life may be improved if you did not have to commute into the city thus saving you valuable time, reducing your taxes by not having to build ever larger free ways, by not having to pay more and more for gas and parking each year. A more worthy goal?
Some people have to work were the retail centres are. Most other city business does not need to be done in a city centre any more. chucking more free ways at is does not solve the problem.
And those few hours are the rush hours. What you are asking for is to scale the roads to handle the maximum possible capacity when in reality outside those few hours a day they have a 5%(or whatever) usage. And you want your taxes to do that? Have you ever done that in any other situation and do you know how much it costs to have that much capacity which mostly stands unused. (roads cost a lot to maintain.