Well, the drop in price of solar has been pretty unprecedented. I'm not quite sure what happened, but it's been a pretty sharp drop, which isn't really seen in

Well, the drop in price of solar has been pretty unprecedented. I'm not quite sure what happened, but it's been a pretty sharp drop, which isn't really seen in other energy sources. Like a 90% cut in prices in the past 20-odd years. http://costofsolar.com/management/uploads/2013/06/disruptive-solar.png http://costofsolar.com/management/uploads/2013/06/disruptive... (This is log scale)