Sometimes, it takes an artist to perfectly make a point. Liang Kegang lives in Beijing, and after a trip to the south of France he returned with something precious - a jar of clean Provence mountain air. To drive his point home, he auctioned the jar before a group of about 100 Chinese artists and collectors and was paid 5,250 yuan ( $845)  for it. "Air should be the most valueless commodity, free to breathe for any vagrant or beggar," Liang … [Read more...]