Apple introduces new Skin-Detect Sensors with their 3rd gen AirPods as listed on their sensors list. In Apple’s October 2021 press release about their 3rd gen AirPods they singled out this new sensor: “A new skin-detect sensor accurately discerns if AirPods are in the ear versus in a pocket or on a table and pauses playback when removed." This week a detailed patent from Apple covers Apple s newest sensor for AirPods