Elon Musk promises Tesla redesign and a ‘ravecave’ in Berlin

Elon Musk visits the Tesla Gigafactory construction site in Grünheide near Berlin. (Patrick Pleul/picture alliance via Getty Images) FRANKFURT — Tesla will use its plant in Brandenburg, Germany, to demonstrate a radical overhaul of how its cars are built, as well as making electric car battery cells and battery packs, Chief Executive Elon Musk said on Thursday.