By Alexander Migl - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=77194387 On the outskirts of the Swedish city of Gothenburg sits a towering white box with a subtle cross emblazoned on its exterior, writes technology correspondent Michael Cogley in The Telegraph. Nicknamed "the cube”, it is home to Volvo-owned electric car company Polestar…