The International Motor Show in Frankfurt is taking place for the 63rd time this year. 781 exhibitors from 30 countries are showing their latest models and concepts to an eager audience.The focus of the show this year will be on how to optimize technologies for electric cars. VW is presenting its new E-Up!, for example. Last year’s show drew around a million visitors. drive it! has sent a few of its own to see what’s up and coming, or already here, in the car industry.