As spdbrake said. G.O.T.S. (First heard that from a 64 GTO owner) if your car doesn't have it, you have the wrong car
I've owned 4-cars that had that. My first 240Z, 66 Alfa GTV (Race car) and the 2-Cobras. I sometime wax them, just to feel the lines of them, if that's weird, then I'm Weird
Cheers TommyRot.