 If anyone has had a colonoscopy, looking around, some of the men have gray hair. If anyone has had a colonoscopy, typically you go to an ambulatory surgical center and it's like planes taking off at Logan. Every 30 minutes there's somebody who's on that colonoscopy table and then they're moved on. It is maximal efficiency. Why? Because the doctors own the means of production. And they make sure that everything is working smoothly.