Elon Musk aims to refit 5m homes with solar roofs

SolarCity is talking up the look and longevity of solar roofing but potential costs pose questions about whether it can succeed where others have failedElon Musk’s solar company has its sights set on replacing 5m rooftops in the US with traditional roofing materials integrated with solar cell technology.
SolarCity’s plans, announced last month, to develop traditional roofs made entirely from solar panels are part of a goal to make sustainable homes more aesthetically appealing, conve