In late 2019, residents of the German town of Arnstadt awoke to find diggers breaking ground on a new factory at the site of a defunct solar panel plant. Stretching over 23 hectares (around 100 football fields), the $2 billion plant was Germany’s first large scale battery ‘Gigafactory’ with the capacity to pump out enough batteries for hundreds of thousands of electric cars every year.   Germany invented the internal combustion engine in 1876 and makes the finest luxury cars i