Mercedes motorsport boss Toto Wolff believes Formula E has the potential to develop dramatically over the next five years and emerge as a "serious motorsport player". Last month, Mercedes announced its decision to join the all-electric racing series in 2019 and quit DTM at the end of 2018. The move mirrors a shift in thinking in the motor industry as major car manufacturers invest heavily in all-electric vehicles, while governments in France and the UK are planning to ban the sale of new petrol and diesel powered cars from 2040. Mercedes' decision was soon followed by Porsche announcing its own plans to join Formula E in 2019 and end its involvement in top level Le Mans prototype racing at the end of this year. The increase in manufacturer interest has been a major boost for Formula E -- with Audi and BMW also set to increase their involvement in coming seasons -- and has raised questions over the future direction of motorsport, including Formula One. Read more http://www.espn.com/f1/story/_/id/20347947/why-mercedes-resist-formula-e