[{'role': 'user', 'content': "Analyze the following clause from a privacy policy and determine if it's fair or unfair. Also identify any privacy practices mentioned: Kinect. The Kinect sensor is a combination of camera, microphone, and infrared sensor that can enable motions and voice to be used to control gameplay and to navigate through the service. For example: If you choose, the camera can be used to sign you into the service automatically using facial recognition. To do this it takes an image of your face and measures distances between key points to create and store a numeric value that represents only you. This data stays on the console and is not shared with anyone, and you can choose to delete this data from your console at any time."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]