Volkswagen Group CEO Herbert Diess said on Wednesday self-driving technology will be a big game-changer in the coming years and that the German automaker is working on a $22,000 electric car as it speeds up efforts to overtake current market leader Tesla Inc. in the electric vehicle space. VW and Self-Driving Diess talked about autonomous driving, which he sees as the biggest gamechanger for the automotive industry. “So this will be a long process of competition for a long period to come. We are building up competencies to become a serious competitor in this race,” Diess wrote in his first Ask Me Anything Q&A event that he held on the social media platform Reddit. Volkswagen aims to bring to market a retro-styled electric van with self-driving capabilities by 2025. The automaker is developing the vehicle with Argo AI, a Pittsburgh-based autonomous vehicle startup. The vehicle is expected to feature Level 4 autonomy, …