Interesting. I think I might have actually seen a difference in the demo video. But no before/after pictures?
http://www.chemicalguys.com/Lava_Luminous_Glow_Infusion_epic_shine_formula_p/wac_310.htm
Hmmm I wonder what the effects on Tungsten would be. The guy said good for any light color, but would it bring out the undesirable quality of tungsten?--that damn purple
They also make a wax called Black. I've used it on a few charcoal cars, looks very nice. Same technology as Lava.