To go about this repair technique what i mean by that is after you take all of the paint and primer off the dome, the cast iron of this generation flash rusts in eight hours. The timeliness of the application is important. We have to have those processes down very well so that we dont have to double do work. What about the scaffolding gives you mild concerns . The fact that it is a massive scaffolding project, i think getting that scaffolding here, lifting it up to the roof of the dome, and then getting it installed and taken back down is just a massive logistical effort. That is probably one of the biggest risks on the job. When they did the reflecting pool in the mall, they used fairly exotic technology to keep the algae out and later we saw algae forming. Is there any exotic techniques that you will try here that are not tested . Know, there are no exotic techniques were using. We tested many, many repair techniques over the course of nearly 10 years to help advise us and test a wid