It is a privilege granted by the state to operate a motor vehicle upon the highways of this state. The legislature recognizes the threat that uninsured drivers are to the people of the state. In order to alleviate the threat posed by uninsured drivers it is the intent of the legislature to require that all persons driving vehicles registered in this state satisfy the financial responsibility requirements of this chapter. By enactment of this chapter it is not the intent of the legislature to modify, amend, or invalidate existing insurance contract terms, conditions, limitations, or exclusions or to preclude insurance companies from using similar terms, conditions, limitations, or exclusions in future contracts.