A paint so impractical (and cool) -- think matte black squared -- you know some idiot will have to try it on a street car, even though it doesn't like being left outside, or washed. This nanotube ...

It's been six years since BMW covered a new X6 in Vantablack as a one-off experiment. The crossover was difficult to see as the coating absorbed nearly all the light that hit the bodywork, but it was ...