The rear view in any car can be just as important as being able to see what's happening out in front. For Polestars latest vehicle, the Polestar 4, they've completely removed the rear window.
What they've replaced it with is a camera on the back of the car which feeds a live stream directly to the rear view mirror. We take a first look around the Polestar 4.
Read more: Leah Carroll reviews the Mercedes CLE 220d
