The Polestar 4 Has No Rear Window. Here’s Why That’s Not Crazy

• The Polestar 4 goes on sale in the U.S. this fall and it will get one of the most offbeat features of any car.
• The coupe-shaped crossover does not get a rear windshield. Instead, drivers have to use a digital rearview mirror to look behind.
• I drove the Polestar 4 to check this feature out in the real world. Here's what it feels like.