Electric and hybrid powertrains—they are all the rage in both standard and exotic autos now. There is a long list of both pros and cons for new technologies, as is to be expected. Mercedes-Benz is combating the problem of electric cars being to silent by adding some artificial engine sounds.

Electric car engine sounds can be added to the mix to factor out accidents with pedestrians. 

So why is a silent automobile an issue? Imagine strolling across the street and never hearing a car come around a corner. Because vehicles can be lethal, auditory enhancements are being made to electric Mercedes-Benz models to announce their presence on the streets. read more