https://boingboing.net/2018/10/23/dont-touch-that-dial.html :
GM seems poised to create a market in data gathered by your car, which can listen to you, follow you, take pictures of you and your surroundings, and even gather data on which passengers are in the car at different times by tracking Bluetooth beacons from mobile devices.

Saejin Park, GM's director of global digital transformation, the report said, explained that by matching audio feeds from AM, FM, and digitally driven XM radio,GM plans to study the alignment between radio cues and consumer behavior.

"We sampled (the behavior) every minute just because we could," Park explained.

Magnifique démonstration de pourquoi ils ne faut jamais mettre des outils technologiques dans les mains des marketeux.