Even before Elon Musk engineered Tesla's acquisition of SolarCity, the two companies were collaborating. SolarCity was already controlled by Musk, who believes its solar-energy business can be reinforced and complemented by Tesla's energy-storage business. Last year, Tesla announced a joint project with SolarCity to install a large battery farm... Tesla’s battery farm on Kauai opens, large-scale solar energy for Hawaii
Even before Elon Musk engineered Tesla's acquisition of SolarCity, the two companies were collaborating. SolarCity was already controlled by Musk, who believes its solar-energy business can be reinforced and complemented by Tesla's energy-storage business. Last year, Tesla announced a joint project with SolarCity to install a large battery farm...