[{'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: Please note that changes to the visibility of your Pandora profile do not have any impact on the advertising you may see if you use the ad-supported version of the Service."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]