[{'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: CHANGES TO THIS PRIVACY POLICY Please note that this Privacy Policy may change from time to time. By continuing to use the Metago Services after any changes to this Privacy Policy have been made, you acknowledge and consent to the changes. Each version of this Privacy Policy will be identified at the bottom of the page by its effective date."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]