Excellent stuff! Some "matter" got stuck to the front of the link. It should be: - http://www.nature.com/news/2009/090513/full/news.2009.471.html - "We had a suspicion there was something good out there, but it took us 12 years to find it," Sutherland says. "What we have ended up with is molecular choreography, where the molecules are unwitting choreographers." - That's an image I like. It's all a dance of the molecules.