Megosztott hang

The first clip comes from a Ring doorbell camera on the front of a house. In the middle of the night, a man walks up to the door — but instead of knocking or ringing the bell, he pretends to. He mimes the knock. He even mimes a conversation with the homeowner, nodding along, responding to questions that were never asked, acting out an entire exchange with no one. The reason becomes clear when you look to the left side of the frame. A car is parked at the curb with its headlights on. Someone is