Volkswagen is going all in on electric cars, with plans to build battery factories in Europe, install a network of charging stations and slash the cost of emission-free travel.That was the message Monday as the German carmaker staged a so-called Power Day to showcase its latest electric car technology. The event was Volkswagen’s answer to Tesla’s Battery Day presentations, which draw intense attention from investors and electric car buffs.The session included a number of attention-getting announcements, including a promise that Volkswagen would cut the cost of batteries by up to 50 percent by the end of the …
