Elon Musk Solar Scaling plans could enable solar power to go from unsubsidized 18 cents per kwh to 9 cents
Solar panel costs are not as important now, it is balance of system costs. Although having higher efficiency panels reduces the size of the solar installation which reduces balance of system costs. Home solar is dominated by Solar City and Vivint which together are half of the US residential market SolarCity climbed from 28% to …