Sure.
Mr. Trost, I would say to you regarding the quality of life that it goes into lower operating costs for the homeowners and how they can manage those costs more effectively if they have lower operating costs from energy use and the utility side. It's also healthier living.
We're not just talking about slapping photovoltaics on the rooftops and saying you have a zero-energy home or net-zero-energy home. It's about producing a better envelope first.