it's supposed to be Form follows Function.
this is what happens when people choose wheels FIRST, then decide what tires they can get away with. for performance, safety, tire wear, and any other reason that makes any kind of sense, wheels should be chosen to fit inside the tires you want to run. not the other way around. your tires are the only part of your car that touches the road surface. wheels are just a tool to attach them to the vehicle.
are they important? sure. but you wouldn't choose which screwdriver to use on the basis of how cool it looks before finding proper screws for your application, would you?