For example, germany is currently the world leader in -- as you have mentioned. we have sunny days when basically half of the countries run on -- but germany is as sunny as alaska, so just think about it. if you had solar penetration in arizona, california, where out of the same panel, you get twice the amount of electricity. i think the united states has a great potential to move forward. there are some politics, policy constraints, why that is not happening at the same speed as germany, but i think there's an opportunity to break that up. >> the biggest would be u that the german government ...