inside the cabin. so dan simmons has been driving a little bit slower than usual, it has to be said, to find out what might replace the sound of silence. if electric cars have to make a noise, well, we could end up with something like this. or you would not accidentally step out in front of it, would you? this is an art experiment to see how cars can interpret and complement the soundscape around them. more on that idea in a bit. but first, to get a feel of what the ev manufacturers themselves have in store for us, i've come to japanese car giant nissan's technical development centre in bedfordshire. what do you think people expect an electric car to sound like? that was the interesting question that we started with, what should a car sounds like, because none of us