Anish Kapoor banned from using world's pinkest pink in retaliation for hoarding the blackest black

Anish Kapoor -- last seen in these parts when he apparently insisted that it was illegal for people in Chicago to take pictures in their public park if they captured a sculpture that had been donated to the city -- got a nanotech company called Nanosystems to promise him the exclusive right to paint with their Vantablack pigment, which uses carbon nanotubes to absorb 99.96% of visible light. (more")