Have battery makers become more important for electric cars than carmakers?

Battery pack assembly for 2015 Chevrolet Spark EV electric car at GM's Brownstown, Michigan, plant

When it comes to electric cars, range and cost are still two of the biggest obstacles barring the way to mass adoption. Carmakers strive to put battery packs with the most capacity at the lowest price in their vehicles to make them more attractive to consumers. That makes the companies that manufacture the cells that go into those packs more… …read more