 You know, for years we came on and we did this radio show on WEU and we talked about what we had to offer as a business to patients with dentistry. And a lot of the things were traditional care. Drill and fill, cleanings, exams, x-rays, just very traditional things. But then we saw the introduction of dental lasers. Air abrasion came first, then dental lasers using no-drill, no-needle technology.