Automatic Content Recognition (ACR)

Automatic Content Recognition (ACR) is a feature in certain kinds of devices manufacturers use to collect consumer data, visuals and audio, at periodic intervals, which grants the manufacturing companies access to the private data of consumers automatically. ACR allows the manufacturing companies of Smart TVs access to information like:

1. Content being viewed
2. Connected devices
3. Time and date of the viewing
4. Duration of the content

source

ACR is an opt-in feature buried beneath the EULA, turned on by default. Root Source

Consumer Data

Using harvested data, the consumer's data is used to push targeted content to the consumer such as polls, and advertisements source

Consumer data is also often sold, and has allowed Automatic Content Recognition (ACR) to become a four billion dollar industry, projected to double in value by 2030 to 10 billion USD SOURCE from selling consumer data to advertisers.