You can borrow you car to somebody on occasional cases but can't borrow your car to somebody on regular base without insurance. This is the difference.
of course it will cover. 8 e+ [$ P5 O. u+ `+ @2 Q& |2 Gand once your insurance sompany pay any money for you/your car, due to driver(in your car)'s responsibility, your insurance will for sure raise next year.