t.j. rodgers, great guy, i love it. vj he was chairman for a while.was there, worry about solar's reliance on government subsidies. they think as the subsidies dry up it will be a big hit to companies like yours. again it, may not be a particular problem with you. is it a legitimate concern? >> that is what's new. to the extent there were incentives, which there were, it created a market you could scale, scale allowed you to get costs down. let me give you an example. we're building a 70 megawatt plant in chile, no incentives, selling market rates for electricity. you can't do that everywhere. that is the beginning. you have to transition. david: like a desert sort of place. >> great sunshine and beginning. if you can get costs down further you can do that elsewhere. it's a massive market opportunity. so you can bet against that moore's law, t.j., silicon valley bet against costs coming down, that is a gutsy bet. bet costs continue to come down, huge opportunity. sandra: emerging markets are a huge story for you as well. china is a huge story when it