[{'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: You may reset your PSID at any time by visiting the settings menu on your Smart TV, and once reset your viewing history and Smart TV usage information with respect to interest based marketing will be cleared and de-linked. However, if you reset your PSID, the quality of customized and interest based advertisements may not be fine-tuned."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]