Right on. It takes quite a bit of experience to get to the point where you can sort of look into the future to think about what living with the new system will

Right on. It takes quite a bit of experience to get to the point where you can sort of look into the future to think about what living with the new system will be like, once its warts and shortcomings are known. The time-sucking problems usually won't show up during a PoC where everything looks beautiful and easy.