Photos via the Guggenheim Museum. Everyone's bursting with anticipation for the opening of Cai Guo-Qiang's new exhibit at the Guggenheim; the site-specific installation serves as a mid-career retrospective and is now just four short days away from being unveiled. The NY Times has a lengthy profile of the artist (who has lived in New York since 1995) which begins with this insight: "his favorite artistic moment is the pregnant pause between the lighting of......