This is a challenge, but the benefits create a massive incentive to find a solution. Commercial solar has a headstart, and while not perfect, http://solutions.3

This is a challenge, but the benefits create a massive incentive to find a solution. Commercial solar has a headstart, and while not perfect, http://solutions.3m.com/wps/portal/3M/en_US/Renewable/Energy/Product/Coatings/ http://solutions.3m.com/wps/portal/3M/en_US/Renewable/Energy... seems to be a start.